Earbuds / Compare

JBL Tune 230NC TWS vs Sony LinkBuds S

A

Product A: JBL

Tune 230NC TWS

70 of 166 known

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B

Product B: Sony

LinkBuds S

88 of 166 known

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All 166 fields

Every value links to where we found it.

Only differences

AJBL Tune 230NC TWS

BSony LinkBuds S

General

7 of 8 differ

Series

Tune1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026JBL Tune range. The page sits under true wireless earbuds.

LinkBuds1Maker product pagesony.jp/headphone/products/LinkBuds_SRead 5 October 2026

Model numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

TUNE230NCTWS, JBLT230NCTWSBAM, JBLT230NCTWSUAM, JBLT230NCTWSWAM, JBLTUNE230NCTWSWAM1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Page item number JBLT230NCTWSBAM for Black. The White and Blue codes are in the US retailer data and the multilingual quick start guide gives the model TUNE230NCTWS. The Amazon US listing uses JBLTUNE230NCTWSWAM for White.5Retailer pageamazon.com/dp/B09FMS2QYDRead 23 October 2026Live Amazon US listing for the White earbuds: model number JBLTUNE230NCTWSWAM, manufacturer part number the same. It lists 40 hours, a 750 mAh case battery and Bluetooth 5.2.6Retailer pagegreentoe.com/product/JBL_Tune_230NC_Noise-Canceling_True_Wireless_In-Ear_Headphones__White__JBLT230NCTWSWAMRead 23 October 2026Lists JBLT230NCTWSWAM for White. The Blue code JBLT230NCTWSUAM comes from the Greentoe Blue listing.12Measurementsoundguys.com/jbl-tune-230nc-tws-review-64754Read 23 October 2026Review lists JBLT230NCTWSBAM, JBLT230NCTWSUAM and JBLT230NCTWSWAM.

WF-LS900N, YY29501Maker product pagesony.jp/headphone/products/LinkBuds_SRead 5 October 20263Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Cover page 1 identifies Model YY2950. Contents page 2 identifies WF-LS900N.

GTIN / EAN

0500363845686Retailer pagegreentoe.com/product/JBL_Tune_230NC_Noise-Canceling_True_Wireless_In-Ear_Headphones__White__JBLT230NCTWSWAMRead 23 October 2026UPC 050036384568 for the White JBLT230NCTWSWAM. The retailer data matches the JBL quick start guide values for weight, batteries and playtime.

Not available

AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

Not available

18 May 20224Press releaseprnewswire.com/news-releases/sony-electronics-introduces-additional-model-to-linkbuds-series-a-new-frontier-for-headphones--linkbuds-s-301549817.htmlRead 5 October 2026Original Sony Electronics release issued May 18, 2022, syndicated by PR Newswire. May 20 availability is a forecast here and corroborated by actual retrospective review.

Status

Available1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026The JBL US page says sold out and not currently available on 23 Oct 2026. Amazon US sells it at 94 USD. No source says it is discontinued.

Not available

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

Not available

Not available

SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Not available

Sony LinkBuds Fit18Reviewm.gsmarena.com/sony_unveils_linkbuds_open_with_open_design_linkbuds_fit_replace_the_linkbuds_s-amp-64762.phpRead 23 October 2026GSMArena says the LinkBuds Fit replaces the LinkBuds S and calls it the sequel to the LinkBuds S.19Reviewtomsguide.com/audio/sony-revives-linkbuds-series-with-a-focus-on-style-and-fit-can-they-beat-boseRead 23 October 2026Tom's Guide says the LinkBuds Fit takes over for the LinkBuds S.

Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

$99.951Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Page: 99.95 USD each for the Black earbuds. The archived page of 29 Nov 2021 shows the same price with a New label. Amazon US sold it at 69.99 USD in May 2022 and 94 USD in Oct 2026.3Maker product pageweb.archive.org/web/20211129090142/https://www.jbl.com/wireless-earbuds/TUNE230NCTWS-.htmlRead 23 October 2026Archived JBL US page of 29 Nov 2021, the earliest capture: 99.95 USD each, Black, Blue and White variations and a New label.12Measurementsoundguys.com/jbl-tune-230nc-tws-review-64754Read 23 October 2026Review spec table: 99.95 USD original MSRP.

$199.994Press releaseprnewswire.com/news-releases/sony-electronics-introduces-additional-model-to-linkbuds-series-a-new-frontier-for-headphones--linkbuds-s-301549817.htmlRead 5 October 2026Exact US manufacturer MSRP USD 199.99, excluding tax. SoundGuys later USD 198 and current store prices are not launch MSRP.6Press releaseprnewswire.com/news-releases/sony-electronics-announces-the-new-linkbuds-s-earth-blue-noise-canceling-truly-wireless-headphones-made-from-water-dispenser-bottles-and-new-model-linkbuds-uc-for-microsoft-teams-301658003.htmlRead 5 October 2026Earth Blue US original MSRP also USD 199.99. No later retail amount substituted.

Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

Not available

Not available

MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

US1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026US store.

US, JP1Maker product pagesony.jp/headphone/products/LinkBuds_SRead 5 October 2026Current exact Sony Japan store offers this model for purchase. US availability is established separately by the original launch release.4Press releaseprnewswire.com/news-releases/sony-electronics-introduces-additional-model-to-linkbuds-series-a-new-frontier-for-headphones--linkbuds-s-301549817.htmlRead 5 October 2026

ColoursiThe maker's own colour names

Black, Blue, White, Sand9Measurementrtings.com/headphones/reviews/jbl/tune-230nc-tws-true-wirelessRead 23 October 2026Review: four colour variants Black, Blue, Sand and White. The JBL US page lists Black, Blue and White.

Black, White, Ecru, Earth Blue1Maker product pagesony.jp/headphone/products/LinkBuds_SRead 5 October 2026Original Black, White and Ecru plus later Earth Blue. Ear-tip construction is common but identification markings differ by finish. No unproved regional SKU rows.4Press releaseprnewswire.com/news-releases/sony-electronics-introduces-additional-model-to-linkbuds-series-a-new-frontier-for-headphones--linkbuds-s-301549817.htmlRead 5 October 2026Original White and Black at Sony US and Ecru exclusive Best Buy. Later Earth Blue separately sourced.6Press releaseprnewswire.com/news-releases/sony-electronics-announces-the-new-linkbuds-s-earth-blue-noise-canceling-truly-wireless-headphones-made-from-water-dispenser-bottles-and-new-model-linkbuds-uc-for-microsoft-teams-301658003.htmlRead 5 October 2026October 25, 2022 original Sony release adds Earth Blue. Its earlier colours have been available since May. Earth Blue is a later finish of the same LinkBuds S, not the LinkBuds UC for Teams announced in the same article.

Segment

Not available

Music1Maker product pagesony.jp/headphone/products/LinkBuds_SRead 5 October 2026

Design

1 of 4 differ

Form factoriIn-ear seals the ear canal with a tip. Semi-in-ear rests in the outer ear without a seal. Open-ear leaves the ear canal unobstructed.

In-ear9Measurementrtings.com/headphones/reviews/jbl/tune-230nc-tws-true-wirelessRead 23 October 2026Review header: type In-ear. Tested with methodology v1.5, Black unit. Review updated 27 Jun 2023, published 21 Dec 2021.

In-ear3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Page 17 instructs sealing with a tip inside the canal. Exact diagrams show compact bodies without extending stems.4Press releaseprnewswire.com/news-releases/sony-electronics-introduces-additional-model-to-linkbuds-series-a-new-frontier-for-headphones--linkbuds-s-301549817.htmlRead 5 October 2026

Bud shapeiStem describes an extending control or microphone stalk. Stemless describes a compact body without a stalk.

Stem1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Page: stick form factor. RTINGS calls it an ear stem design.9Measurementrtings.com/headphones/reviews/jbl/tune-230nc-tws-true-wirelessRead 23 October 2026Review text: wallet-friendly in-ears with a stem design.

Stemless3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Exact parts and wearing diagrams show stemless bodies.

Use one bud aloneiWhich earbud can operate alone. This does not mean two earbuds can play from different sources.

Either bud2Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026Page 8 Dual Connect + Sync shows stereo mode with both earbuds and mono mode with a single L/R earbud.

Either bud3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Pages 19-20 allow either unit with suitable settings. Service Link requires right. Assistant/control assignments can restrict one-ear operation.10Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_5.htmlRead 5 October 2026

RGB lighting

Not available

Not available

Drivers and sound

13 of 17 differ

Drivers per budiAudio transducers in one earbud. Rows distinguish their type, acoustic role and published diameter. Do not count microphones.

AJBL Tune 230NC TWS

Type	Diameter (mm)	Count per earbud
Dynamic	6	1

Source1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Specs: driver size 6 mm. The features text says 6.0mm drivers. One driver per earbud is the normal layout and the quick start guide gives one driver size. An old Amazon US listing said 10mm drivers and 5 mics, which JBL does not say.

BSony LinkBuds S

Not available

Driver typeiPublished transducer technology. High-excursion, composite and neodymium do not by themselves establish a driver type.

Dynamic1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026The quick start guide tech spec says dynamic driver.

Dynamic2Maker product pagesony.jp/headphone/products/LinkBuds_S/spec.htmlRead 5 October 2026Maker identifies closed dynamic transducer. Neodymium magnet is not treated as diaphragm material.17Maker spec sheet (PDF)boulanger.scene7.com/is/content/Boulanger/4548736144873_f_0Read 5 October 2026

Driver sizeiLargest explicitly published circular driver diameter in one earbud. A rectangular driver width is not a diameter.

6mm=CalculatedFrom Drivers per bud

Not available

Drivers per budiTotal audio transducers in one earbud, summed from explicit driver quantities. A row with an unknown quantity makes the total unknown.

1=CalculatedFrom Drivers per bud

Not available

Diaphragm material

Not available

Not available

Frequency responseiPublished acoustic frequency response of the earbuds. Codec transmission bandwidth alone does not qualify. Conditions belong in the source note.

Min20 HzMax20 kHz1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Specs: dynamic frequency response range 20 Hz to 20 kHz.

Not available

Impedance

16Ω1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Specs: 16 ohm.

Not available

SensitivityiPublished acoustic sensitivity. The electrical reference and frequency must be stated in sensitivity_reference or the source note.

105dB1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Specs: driver sensitivity at 1 kHz / 1 mW 105 dB.

Not available

Sensitivity reference

Per 1 mW1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026The label says 1 mW.

Not available

Max sample rateiHighest supported audio sample rate under the codec and source-device conditions in the source note. This does not establish lossless playback.

Not available

96kHz3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Page 166 publishes LDAC transmission at 96 kHz and 990 kbps. This is supported codec sample rate, not acoustic frequency response or guaranteed lossless sound.15Reviewwhathifi.com/reviews/sony-linkbuds-sRead 5 October 2026Exact LDAC supported source conditions. Other codecs need their own limits.

Max bit depthiHighest supported audio bit depth under the codec and source-device conditions in the source note. Bluetooth version alone does not establish this.

Not available

24bits15Reviewwhathifi.com/reviews/sony-linkbuds-sRead 5 October 2026Exact review explicitly describes supported LDAC input up to 24-bit/96 kHz at up to 990 kbps from compatible source such as Xperia 1 III. This is codec input capability, not DSEE upscaling or lossless transmission.

Adaptive EQiAn inner mic tunes the sound to your ear in real time

Not available

Not available

Personalised soundiA profile from a hearing test or ear scan

Not available

Yes11Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_6.htmlRead 5 October 2026Exact certified 360 Reality Audio maker section optimizes using ear shape and headphone characteristics through companion app. It is not a hearing-test profile.

Onboard EQ

Not available

Yes9Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_4.htmlRead 5 October 2026

Custom EQ bandsiNumber of independently adjustable custom equalizer frequency bands. Availability may require current firmware, an app or a compatible device.

102Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026Do more with the app: EQ screen with ten frequency points from 32 Hz to 16 kHz and presets. Delamar names a 10-band EQ.

513Maker product pageexperience.sony-asia.com/ph/home/exploredetail/546Read 5 October 2026Exact maker article includes LinkBuds S in model list and explicitly five EQ frequencies plus separate Clear Bass. Five independently adjustable equalizer bands stored, bass shelf not counted as sixth.

EQ presetsiNamed equalizer sound presets. Noise-control modes and spatial-audio modes are separate features.

Not available

Relaxed, Bass Boost, Treble Boost9Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_4.htmlRead 5 October 2026Maker explicitly names Relaxed and Bass Boost among eight presets. Treble Boost is independently demonstrated by exact SoundGuys measurements. Unnamed presets are omitted.16Measurementsoundguys.com/sony-linkbuds-s-review-74398Read 5 October 2026Exact tested Treble Boost preset is explicitly named and compared against default.

Volume limit

Not available

Not available

Spatial audio

2 of 2 differ

Spatial audioiNamed spatial or surround audio processing supported with the source and platform conditions stated in the source note.

Not available

360 Reality Audio11Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_6.htmlRead 5 October 2026360 Reality Audio content/service required. Dolby Atmos spatial rendering through optional WLA-NS7 and compatible BRAVIA XR is a separate external-system scenario, not an unqualified native earbud codec.

Head trackingiSpatial audio changes with head movement. Static spatial processing alone does not qualify. Compatible device or content requirements belong in the source note.

Not available

Yes12Maker product pagesony.co.uk/electronics/support/software/00278794Read 5 October 2026Exact LinkBuds S firmware 4.3.1 previous-benefits section explicitly adds Head Tracking. Supported phone model and Android OS required. Current feature, not original firmware.

Noise cancelling

6 of 11 differ

Active noise cancelling

Yes1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Specs: Noise Cancelling Yes.

Yes4Press releaseprnewswire.com/news-releases/sony-electronics-introduces-additional-model-to-linkbuds-series-a-new-frontier-for-headphones--linkbuds-s-301549817.htmlRead 5 October 20267Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_2.htmlRead 5 October 2026

ANC typeiFeedforward uses exterior microphones. Feedback uses interior microphones. Hybrid uses both. Adaptive control is separate from microphone placement.

Not available

Hybrid7Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_2.htmlRead 5 October 2026Exact Dual Noise Sensor Technology paragraph explicitly integrates feedforward and feedback methods. Activity/location profiles do not establish adaptive ANC-strength calibration or continuously blended audio.

ANC microphones in both earbudsiPhysical microphones used by ANC across the pair. A shared call and ANC microphone counts once. Case microphones and vibration sensors are excluded.

21Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Features text: Active Noise Cancelling technology with 2 microphones. Fonearena says two of the four microphones are used for ANC.

414Review52audio.com/archives/122319.htmlRead 5 October 2026Two MEMS per earbud explicitly used for active cancellation and call-noise pickup. Four across pair, overlapping call microphones.

Adaptive ANCiANC strength or calibration adjusts automatically to noise, fit or ear acoustics. The source note states the adjustment conditions.

Yes1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Specs: Noise Cancelling Type Adaptive Noise Cancelling.

Not available

ANC levelsiNumber of selectable ANC strength levels. Excludes ANC off, transparency and activity profiles unless they explicitly set distinct strength levels.

Not available

Not available

ANC attenuation (claimed)iManufacturer maximum claimed noise attenuation. Frequency and measurement conditions belong in the source note. This is not reviewer-measured overall attenuation.

Not available

Not available

Transparency mode

Yes1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Features text: Ambient Aware and TalkThru.

Yes7Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_2.htmlRead 5 October 2026

Adjustable transparency

Not available

Yes7Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_2.htmlRead 5 October 2026Exact maker 20 ambient-level adjustment and Voice Focus. These levels are not ANC strength levels.

Automatic ANC and transparency blendiAutomatically blends active cancellation with ambient sound. Automatic activity-based switching between separate modes alone does not qualify.

Not available

Not available

Conversation detection

Not available

Yes7Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_2.htmlRead 5 October 2026Speak-to-Chat pauses playback and changes to ambient sound on voice detection. User setup and detection sensitivity affect operation.

Wind noise reductioniA documented physical design or processing feature for reducing wind noise. The source note distinguishes mesh or shape changes from selectable processing.

Not available

Yes7Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_2.htmlRead 5 October 2026Maker describes mesh around microphones for reducing wind during ANC and ambient listening. Preliminary French sheet calls automatic wind cancellation, but this physical design is the precise published mechanism.

Measured

4 of 23 differ

Frequency response notes (measured)iMeasured by a reviewer, not claimed by the maker

Against the SoundGuys house curve, which follows the Harman target, bass is boosted slightly more than the target and mids are somewhat underemphasised. The treble result is not given in text.12Measurementsoundguys.com/jbl-tune-230nc-tws-review-64754Read 23 October 2026SoundGuys frequency response test on a test head. The response chart did not load, so only the written summary is used and no numeric bass or treble amounts are stored.

The default measured response follows the review target through much of the bass and midrange. Response above about 2 kHz is reduced. The Treble Boost preset brings the high range closer to the target.16Measurementsoundguys.com/sony-linkbuds-s-review-74398Read 5 October 2026Published default and Treble Boost lab curves relative to SoundGuys target. Fixture revision, original firmware and codec unstated. Point 35 dB attenuation around 200 Hz does not establish a band-average isolation figure.

Bass amount (measured)iDeviation from the review source target in the bass range. Positive means more bass. Target, test method and settings belong in the source note.

Not available

Not available

Treble amount (measured)iDeviation from the review source target in the treble range. Positive means more treble. Values from different targets may not be directly comparable.

Not available

Not available

Deviation from target (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Consistency between fittings (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Harmonic distortion (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Sound leakage (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Noise isolation (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Noise isolation, best (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Passive isolation (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Call quality notes (measured)iMeasured by a reviewer, not claimed by the maker

Voices are intelligible in ideal conditions with sibilance from emphasised treble. Office noise is filtered less well but the voice still comes through. Street noise is handled well, with the start of an outside noise audible before it is filtered.12Measurementsoundguys.com/jbl-tune-230nc-tws-review-64754Read 23 October 2026SoundGuys microphone demonstrations. It scores the microphone 6.5 out of 10.

Quiet-condition recordings provide usable speech pickup. The published street-noise recording contains processing artifacts and reduced voice clarity.16Measurementsoundguys.com/sony-linkbuds-s-review-74398Read 5 October 2026Published ideal, office and street demos with explicit processing-artifact discussion. No numeric handling score or unlabelled codec inferred.

Mic low-frequency extension (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic high-frequency extension (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic speech-to-noise ratio (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Latency (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Bluetooth latency, worst (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

2.4 GHz latency, worst (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Latency in game mode (measured)iThe best case the buds can reach. Measured by a reviewer

Not available

Not available

Battery life (measured)iReviewer-tested operation from one full charge of the earbuds. Excludes case recharges. ANC, codec, connection, volume and tested edition belong in the row or source note.

AJBL Tune 230NC TWS

ANC	Hours (h)
Yes	8.42
Yes	7.5
Not available	8.7

Source9Measurementrtings.com/headphones/reviews/jbl/tune-230nc-tws-true-wirelessRead 23 October 2026Public verdict: 8.7-hour continuous playback, with an additional three charges in the case. ANC state, codec and volume are not stated in the public text. Numeric result tables are members only and were not read.10Reviewdigit.in/reviews/audio-video/jbl-tune-230nc-review-308847.htmlRead 23 October 2026Review of 1 Aug 2023: about 7.5 hours with ANC on at 50 percent volume and about one hour more with ANC off. Codec and firmware are not stated.12Measurementsoundguys.com/jbl-tune-230nc-tws-review-64754Read 23 October 2026SoundGuys lab test: 8 hours 25 minutes with ANC on, continuous music at a 75 dB SPL maximum output measured at the eardrum of a test head. Codec and firmware are not stated.

BSony LinkBuds S

Hours (h)
5.68

Source16Measurementsoundguys.com/sony-linkbuds-s-review-74398Read 5 October 2026Exact review tested 5 hours 41 minutes with continuous real music peaking at 75 dB(SPL). ANC state, codec and original firmware not explicit in that paragraph and omitted. Informal experience of case total is not a measured full-case rundown.

Longest tested use per chargeiHighest earbuds-only duration among stored reviewer tests. Modes and settings may differ between tests and products.

8.7h=CalculatedFrom Battery life (measured)

5.68h=CalculatedFrom Battery life (measured)

Battery life with case (measured)iReviewer-tested total including earbuds and case recharges. Do not calculate this by multiplying one-charge runtime by claimed recharge count.

Not available

Not available

Full charge time (measured)iBuds in the case, 0 to 100 %. Measured by a reviewer

Not available

Not available

Weight per bud (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Microphones and calls

2 of 7 differ

Voice microphones in both earbudsiPhysical call and beamforming microphones across the pair. Excludes case microphones and vibration sensors. Shared ANC microphones can also count here when used for calls.

41Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Specs: Number of Microphones 4. The features text says 4 mics for calls.

414Review52audio.com/archives/122319.htmlRead 5 October 2026Exact teardown describes two physical MEMS microphones in an earbud, both used for voice and noise cancellation. Four across the pair. Shared roles count once in total.

All microphones in both earbudsiEvery physical microphone across the pair, including call and ANC microphones. Shared microphones count once. Excludes the charging case and voice vibration sensors.

41Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Specs list 4 microphones in total. Fonearena says 2 per earbud for calls with two of them used for ANC, so shared microphones count once.

414Review52audio.com/archives/122319.htmlRead 5 October 2026Two MEMS per earbud, four across pair. Physical voice and ANC roles overlap. Motion and IR sensors not counted.

Bone conduction voice sensoriA dedicated bone or jaw conduction sensor for detecting speech vibrations. A microphone or speech-detecting accelerometer alone does not prove this architecture.

Not available

Not available

Mic noise reduction

Not available

AI8Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_3.htmlRead 5 October 2026Precise Voice Pickup algorithm explicitly trained on more than 500 million voice samples, separating wearer voice from environmental noise. Inner microphones also used for calls. This is voice noise reduction, not merely DSEE music upscaling.

Call audio bandwidthiHighest supported call-audio bandwidth. Compatible phone, operating system, call app or network requirements belong in the source note.

Not available

Not available

Mic mute controliAn earbud control that mutes the microphone during calls. Includes touch or pressure gestures and physical buttons. Phone/app-only controls do not qualify.

Yes2Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026Controls page: hold for 2 s toggles a crossed microphone icon next to the call icons.

Not available

SidetoneiHear your own voice in calls

Yes1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Features text: VoiceAware controls how much of the microphone input is routed back into the earbuds.

Yes3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Page 100 explicitly returns own voice through the headset microphone during calls.

Connectivity

9 of 18 differ

Chip

Not available

Sony Integrated Processor V14Press releaseprnewswire.com/news-releases/sony-electronics-introduces-additional-model-to-linkbuds-series-a-new-frontier-for-headphones--linkbuds-s-301549817.htmlRead 5 October 2026Original release explicitly Sony Integrated Processor V1. Open LinkBuds and LinkBuds Fit processors are not borrowed.7Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_2.htmlRead 5 October 20269Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_4.htmlRead 5 October 202617Maker spec sheet (PDF)boulanger.scene7.com/is/content/Boulanger/4548736144873_f_0Read 5 October 2026

Connections

Bluetooth1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Specs list Bluetooth version, profiles and frequency only. No other connection is listed.

Bluetooth3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026

Bluetooth

5.21Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Specs: Bluetooth version 5.2.

5.22Maker product pagesony.jp/headphone/products/LinkBuds_S/spec.htmlRead 5 October 20263Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026

Bluetooth codecs

SBC, AAC12Measurementsoundguys.com/jbl-tune-230nc-tws-review-64754Read 23 October 2026Review: SBC and AAC only, no aptX or other codecs.

SBC, AAC, LDAC, LC32Maker product pagesony.jp/headphone/products/LinkBuds_S/spec.htmlRead 5 October 2026SBC/AAC/LDAC for Classic Audio and LC3 for later LE Audio. LE features are not claimed as original May 2022 firmware.3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026

Bluetooth profiles

A2DP, AVRCP, HFP1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Specs: A2DP 1.3, AVRCP 1.6, HFP 1.7. Versions are not stored.

A2DP, AVRCP, HFP, HSP, TMAP, CSIP, MCP, VCP, CCP2Maker product pagesony.jp/headphone/products/LinkBuds_S/spec.htmlRead 5 October 2026Original A2DP/AVRCP/HFP/HSP plus current TMAP/CSIP/MCP/VCP/CCP LE profiles. Current specification and manual agree.3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026

LE Audio

Not available

Yes3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Pages 39-41 and 97 explicitly LC3 / LE Audio with supported Android device and re-pairing. This is actual later feature support, not inferred from Bluetooth 5.2.12Maker product pagesony.co.uk/electronics/support/software/00278794Read 5 October 2026Later update explicitly supported LE Audio with Xperia 1 V/5 V and expanded compatible-device list. No Auracast support inferred.

Auracast

Not available

Not available

MultipointiConcurrent Bluetooth connections to multiple source devices. Pairing memory and switching through a manufacturer account alone do not qualify.

No9Measurementrtings.com/headphones/reviews/jbl/tune-230nc-tws-true-wirelessRead 23 October 2026The Live Pro 2 comparison names multi-device pairing for up to two devices as an advantage over the Tune 230NC. JBL does not state multipoint for the Tune 230NC.12Measurementsoundguys.com/jbl-tune-230nc-tws-review-64754Read 23 October 2026Review: multipoint is not supported.

Yes3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Pages 76-77 two simultaneous Classic Audio source links and one playing stream at a time. Current app page 118 excludes multipoint under LE Audio.6Press releaseprnewswire.com/news-releases/sony-electronics-announces-the-new-linkbuds-s-earth-blue-noise-canceling-truly-wireless-headphones-made-from-water-dispenser-bottles-and-new-model-linkbuds-uc-for-microsoft-teams-301658003.htmlRead 5 October 2026Release states a later software update for simultaneous two-device connections, so this feature is qualified as later firmware.10Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_5.htmlRead 5 October 202612Maker product pagesony.co.uk/electronics/support/software/00278794Read 5 October 2026

Multipoint devicesiMaximum source devices concurrently connected by Bluetooth, not the number remembered in pairing history.

Not available

23Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 202610Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_5.htmlRead 5 October 2026

Multipoint with LDACiMany buds turn multipoint off on LDAC

Not available

Yes10Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_5.htmlRead 5 October 2026Current exact maker explicitly says high-quality LDAC remains available in multipoint. This does not apply to LE Audio multipoint.

Paired devices rememberediMaximum remembered Bluetooth source pairings. This is separate from simultaneous multipoint connections.

Not available

810Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_5.htmlRead 5 October 2026Exact maker up to eight remembered devices, separate from two simultaneous source connections.

Automatic switching between own devicesiThrough the maker's account

Not available

Not available

Fast pairing

Not available

Google Fast Pair, Microsoft Swift Pair10Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_5.htmlRead 5 October 2026Exact Google Fast Pair and Windows 10/11 quick pairing. Manual page 49 explicitly names Microsoft Swift Pair and Windows 10 version 1803 requirement.

Audio sharingiShare one stream with a second pair

Not available

Not available

Wireless range (claimed)

10m8Retailer pageflipkart.com/jbl-tune-230nc-tws-active-noise-cancellation-40hr-playtime-app-speed-charge-bluetooth/p/itm7119ce12c94ceRead 23 October 2026Flipkart India specifications: Bluetooth range 10 m. The page lists 750 mAh and the same Bluetooth profiles. JBL does not state a range.

10m2Maker product pagesony.jp/headphone/products/LinkBuds_S/spec.htmlRead 5 October 2026Approximately 10 m line of sight, not a guaranteed indoor range. Manual states obstacle and interference limitations.3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Pages 165-166 approximate 10 m line of sight and interference caveat.

Wireless receiveri2.4 GHz dongle

Not available

Not available

Receiver connector

Not available

Not available

Simultaneous 2.4 GHz and Bluetooth audioiBoth connection types can play audio together. Quick switching between independent modes does not qualify.

Not available

Not available

Latency

None of 3 known

Low latency mode

Not available

Not available

Claimed latency

Not available

Not available

Lowest claimed latency

Not available

Not available

Compatibility

3 of 4 differ

PlatformsiPlatforms with documented audio support. App availability and advanced features can be more limited. Edition-specific support is listed in variants.

Android, iOS2Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026App page shows Google Play and App Store badges.

Android, iOS, Windows, macOS3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Pages 35-48 Android/iPhone, 49-57 Windows and 58-70 macOS. No console Bluetooth microphone compatibility is inferred.

Connection per platformiDocumented audio connection for each platform. USB-C phone routes require a compatible port. Platform edition and microphone restrictions belong in source notes or feature requirements.

AJBL Tune 230NC TWS

Not available

BSony LinkBuds S

Platform	Connection	Microphone works
Android	Bluetooth	Yes
iOS	Bluetooth	Yes
Windows	Bluetooth	Yes
macOS	Bluetooth	Yes

Source3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Bluetooth music via A2DP and calls via HFP/HSP. Exact manual computer-call chapter covers video conferencing. Required Bluetooth adapter and application support stated. macOS chapter specifies 10.15 or later.

Features that need a specific deviceiDevice, operating system, firmware, codec, content, account or region requirements for a named feature.

AJBL Tune 230NC TWS

Feature	Needs
Active noise cancelling, Ambient Aware and TalkThru on the earbuds	Advanced controls are enabled by connecting the earbuds to the JBL Headphones app.
Voice assistant on the earbuds	Enable the voice assistant in the JBL Headphones app and assign it to the left or right earbud. The app marks Google Assistant as only available on Android.

Source2Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026Controls page footnotes: enable advanced controls by connecting to the JBL Headphones app, and enable the voice assistant in the app and assign it to the preferred earbud.

BSony LinkBuds S

Feature	Needs
LC3 and LE Audio	Updated headset firmware, a maker-supported LE Audio Android device, and LE Audio Priority selected in the companion app. Delete Classic Audio pairing and pair again. Multipoint and several app functions are unavailable during LE Audio.
Head tracking	Updated headset firmware, supported Android phone and OS, companion app setup and a spatial-audio-compatible service. Historical Locatone integration ended in April 2025 and is not required for the current Android feature.
360 Reality Audio personalization	Companion app ear-shape analysis, compatible content and streaming service. Subscription and regional availability may apply.
LDAC multipoint	Current firmware and Connect to 2 devices simultaneously enabled in the companion app. It routes one audio stream at a time.
Google audio switch	Android 8.0 or later, Google Play, Google Fast Pair pairing and the same Google account on the Android devices. This is separate from Sony Auto Switch with a compatible speaker.
Single-bud use	Either bud works with suitable control assignments. Service Link requires the right bud. Google Assistant or Alexa assignment can limit which bud works alone.
Consecutive-tap volume controls	Updated headset firmware. Four or more left taps lower music volume and right taps raise it. During calls, adjust volume on the phone or app.

Source3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Exact pages 19-20, 39-41, 76-78, 118 and 120 retain feature restrictions, current versus launch firmware and supported platform conditions.6Press releaseprnewswire.com/news-releases/sony-electronics-announces-the-new-linkbuds-s-earth-blue-noise-canceling-truly-wireless-headphones-made-from-water-dispenser-bottles-and-new-model-linkbuds-uc-for-microsoft-teams-301658003.htmlRead 5 October 20268Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_3.htmlRead 5 October 2026Calls require Bluetooth HFP/HSP support. Current Android head tracking separately supported by firmware and support article. Historical Locatone is not treated as a current prerequisite.10Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_5.htmlRead 5 October 2026Google audio switch needs Android 8+, Google Play, same Google account and Fast Pair. Current Sony Auto Switch with a compatible speaker is a separate function and is not generic automatic switching between source devices.11Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_6.htmlRead 5 October 2026Companion app or Spatial Sound Personalizer ear photos plus supported service/content. No subscription-free or region-universal promise.12Maker product pagesony.co.uk/electronics/support/software/00278794Read 5 October 2026Later two-device connections, volume taps, LE Audio, head tracking and new Find My Device are listed explicitly. New finding is restricted to dedicated Classic Audio.

Official licence

Not available

Not available

Battery and charging

12 of 13 differ

Battery per budiBattery cell capacity of one earbud. The source note states typical or rated capacity. Charging input current is not capacity.

70mAh2Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026Tech spec: earbud battery type lithium-ion polymer 70 mAh at 3.85 V. Greentoe lists the same.

Not available

User-replaceable earbud batteryiThe maker documents normal battery replacement by the user with its approved procedure and tools. Service or recycling disassembly does not count.

Not available

Not available

Claimed battery lifeiManufacturer maximum runtime under the stated mode, codec and spatial processing state. Name the spatial or immersive processing mode and other conditions in source notes. Omit unspecified settings. with_case false means one charge of the earbuds. true means earbuds plus case recharges.

AJBL Tune 230NC TWS

Mode	Includes case recharges	Hours (h)
ANC off	No	10
ANC off	Yes	40
ANC on	No	8
ANC on	Yes	32

Source1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Specs: maximum music play time 10 h with ANC off and 8 h with ANC on, maximum play time 40 h. Greentoe and Fonearena list 30 h extra from the case with ANC off and 24 h extra with ANC on, so the ANC on total with the case is 8 + 24 = 32 h. JBL states no codec, volume or ANC state for the 40 h total, and the retailer data matches ANC off.7Press articlefonearena.com/blog/363047/jbl-tune-230nc-jbl-130nc-price-india-features.htmlRead 23 October 2026India launch article of 3 May 2022: 10 hours with ANC off and 8 hours with ANC on. With the case 40 hours total, 30 hours with ANC off and 24 hours with ANC on from the case. JBL's own pages state only the 40 hours.

BSony LinkBuds S

Mode	Codec	Includes case recharges	Hours (h)
ANC on	LDAC	No	3.5
Transparency	LDAC	No	3.5
ANC off	LDAC	No	4.5
ANC on	AAC	No	6
Transparency	AAC	No	6
ANC off	AAC	No	9
ANC on	SBC	No	6
Transparency	SBC	No	6
ANC off	SBC	No	9
ANC on	LC3	No	5.5
Transparency	LC3	No	5.5
ANC off	LC3	No	9
ANC on	AAC	Yes	20
ANC off	AAC	Yes	30
Call	Not available	No	3.5

Source3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Pages 27-28 separate LDAC/AAC/SBC/LC3 playback with ANC, ambient and both off. EQ, DSEE Extreme, Speak-to-Chat, wake-word assistant and Service Link reduce listed maxima. Volume and original measurement firmware are not stated. Calls are up to 3.5 hours in all three noise-control states, codec unstated. Standby 8.5 hours ANC, 8 ambient and 16 both off cannot be represented by existing runtime modes and are not stored.10Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_5.htmlRead 5 October 2026Maker with-case 20 hours ANC on and 30 hours off. Footnote identifies AAC, DSEE/EQ off and all other settings default. No nominal full-recharge multiplication.

Longest claimed use per chargeiHighest earbuds-only runtime among all stored modes. This can be ANC off, Hearing Aid, heart-rate or call use. Read the battery table and source conditions.

10h=CalculatedFrom Claimed battery life

9h=CalculatedFrom Claimed battery life

Playback per charge with ANC (claimed)iHighest claimed earbuds-only playback with ANC enabled. Codec and spatial-audio conditions belong in the source note.

8h=CalculatedFrom Claimed battery life

6h=CalculatedFrom Claimed battery life

Playback per charge without ANC (claimed)iHighest claimed earbuds-only playback with ANC disabled. Codec and volume conditions belong in the source note.

10h=CalculatedFrom Claimed battery life

9h=CalculatedFrom Claimed battery life

Total with case (claimed)iHighest claimed runtime including the initial earbud charge and all case recharges. It is not the case recharge runtime alone.

40h=CalculatedFrom Claimed battery life

30h=CalculatedFrom Claimed battery life

Total with case and ANC (claimed)iClaimed total playback with ANC, including the initial earbud charge and case recharges.

32h=CalculatedFrom Claimed battery life

20h=CalculatedFrom Claimed battery life

Talk time (claimed)

Not available

3.5h=CalculatedFrom Claimed battery life

Full charge time, budsiTime to charge discharged earbuds to full in the case. Excludes charging the case itself or a combined buds-and-case result.

Not available

120min3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Page 25 approximately two hours for empty earbuds charging in a previously charged case. Page 24 empty-to-full combined earbuds/case is about three hours. Page 25 recommends ambient 15 to 35 degrees C. Page 165 rated charging-temperature range is 5 to 35 degrees C.

Charging guidanceiPublished charging guidance or estimates that do not separate earbuds and case. Preserve the maker’s component scope and limits. Do not assign an unspecified or combined estimate to a component-specific numeric field.

JBL lists a charging time of 2 hours from empty and does not say whether it is the earbuds, the case or both. The power supply is 5 V 1 A.2Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026Tech spec: power supply 5 V 1 A and charging time 2 hrs from empty. The charging page shows a USB-C cable to the case and a 2 hr charge symbol without naming earbuds or case.

Not available

Quick charge timeiCharge duration corresponding to quick_charge_playback_h. Source note states earbuds-only or case-inclusive charging and playback settings.

10min2Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026Charging page: 10 min of charging equals up to 2 hr of music.

5min3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 202610Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_5.htmlRead 5 October 2026

Earbud playback after quick chargeiEarbuds-only runtime after quick_charge_min of charging. A claimed case-inclusive total does not qualify. ANC, codec and volume conditions belong in the source note.

2h2Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026Up to 2 hours of music from 10 minutes of charging. ANC state and whether it is earbuds only are not stated, but the diagram shows the earbuds in the case. Delamar says the feature list also names 5 minutes for 1 hour.

1h3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Page 27 approximately one hour after five-minute charge. Exact Japan feature page footnote independently specifies AAC, ANC on, DSEE/EQ off and all other functions default.10Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_5.htmlRead 5 October 2026Five-minute charge provides up to one hour, AAC/ANC on, DSEE/EQ off, other settings default. Earbuds-only playback.

Charging case

2 of 10 differ

Case batteryiCharging-case battery cell capacity. The source note distinguishes typical, rated and output capacity. USB output capacity alone does not qualify.

750mAh2Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026Tech spec: charging case battery lithium-ion polymer 750 mAh at 3.7 V.

450mAh14Review52audio.com/archives/122319.htmlRead 5 October 2026Original June 20, 2022 exact WF-LS900N teardown: case label explicitly rated 450 mAh/1.732 Wh, nominal 3.85 V, SP 731834 pack. Earbud ZeniPower Z52H only 0.21 Wh/3.85 V is not converted to rounded mAh or replaced by 75 mAh aftermarket listings.

User-replaceable case batteryiThe maker documents normal case battery replacement by the user with its approved procedure and tools. Service or recycling disassembly does not count.

Not available

Not available

Case charging port

USB-C2Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026Charging page: USB-C cable plugged into the case.

USB-C3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026

Case full charge timeiBy cable, 0 to 100 %. A time the maker gives with the earbuds inside the case counts, and the source note says so.

Not available

180min3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Page 165 case charging approximately three hours. Pages 24-25 define empty-to-full USB charging with supplied cable and a USB adapter able to supply at least 500 mA. Preliminary sheet calling earbuds three hours conflates the combined result.

Wireless charging

No6Retailer pagegreentoe.com/product/JBL_Tune_230NC_Noise-Canceling_True_Wireless_In-Ear_Headphones__White__JBLT230NCTWSWAMRead 23 October 2026Retailer data: no wireless charging. The case has a USB Type-C input.

No5Reviewtechradar.com/reviews/sony-linkbuds-sRead 5 October 2026Exact review explicitly states no wireless charging compatibility. USB-C case charging only.

Wireless standardsiDocumented case charging standards or supported chargers. Magnetic alignment alone does not establish Qi2 certification.

Not available

Not available

Wireless charging poweriHighest wireless charging input the maker states for the case. The output of a charging pad does not count.

Not available

Not available

Speaker in caseiAn audio speaker physically in the charging case, for locating or status sounds. A microphone in the case is separate.

Not available

Not available

Screen on case

Not available

Not available

Case works as audio transmitteriCase relays external source audio through USB or an analog audio input. A case microphone for recording or calls does not qualify.

Not available

Not available

Controls

4 of 5 differ

ControlsiPressure is a force sensor that does not move, such as a stem you squeeze. Button is a key that moves when pressed.

Touch2Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026Controls page 9: tap and hold gestures on both earbuds. JBL's spec table lists Touch Control Yes.

Touch, Voice commands3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026

Earbud volume controliHow earbud controls adjust volume, including a voice command if supported. Phone or app controls alone do not qualify.

Not available

Touch3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Page 21 left consecutive taps lower and right raise music volume. Page 100 explicitly says call volume cannot be adjusted on the buds and must use phone/app.

Gestures

Left earbud single tap: switch between ANC, Ambient Aware and off, Left earbud double tap: TalkThru, Right earbud single tap: play or pause, Right earbud double tap: next track, Right earbud triple tap: previous track, Either earbud double tap: answer or end a call, Either earbud hold for 2 seconds during a call: mute or unmute the microphone, Either earbud hold for 2 seconds: voice assistant2Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026Controls page 9. Left earbud: tap x1 cycles ANC, Ambient Aware and off, tap x2 TalkThru, tap x2 call answer or end, hold for 2 s mutes or unmutes the microphone, and hold for 2 s calls the voice assistant. Right earbud: tap x1 play or pause, tap x2 next track, tap x3 previous track, and the same call, microphone and voice assistant gestures. ANC, Ambient Aware and TalkThru need the app.

Single tap, Double tap, Triple tap, Four or more consecutive taps, Touch and hold3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Page 21 single, double, triple, four-or-more taps and hold. Consecutive-tap volume support is later firmware. No original LinkBuds wide-area skin taps copied.

Remappable controls

Yes2Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026Do more with the app, page 11: the Gestures screen assigns functions to the left and right earbud.

Yes3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026

Voice assistant

Google Assistant, Amazon Alexa, Bixby, Siri2Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026Controls page: Ok Google and Alexa built-in under voice assistants, and Bixby, Siri or others. App page: set up Google Assistant (Android only) or Amazon Alexa.

Google Assistant, Amazon Alexa, Siri3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 202610Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_5.htmlRead 5 October 2026

Sensors and health

2 of 9 differ

In-ear detection

Not available

Yes3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 202610Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_5.htmlRead 5 October 2026

Sensors

Not available

Infrared wearing sensors, Motion sensor3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Page 13 identifies IR wearing sensors. Motion sensing is separately maker-published. A speech-detecting motion sensor is not claimed as dedicated bone-conduction pickup.8Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_3.htmlRead 5 October 2026Maker explicitly identifies internal motion sensor for historical spatial application head tracking. Locatone integration ended April 21, 2025 and is not presented as a current service.14Review52audio.com/archives/122319.htmlRead 5 October 2026Teardown identifies optical wearing sensor and 5L1DR accelerometer. This does not establish bone/jaw speech-conduction pickup.

Heart rate sensor

Not available

Not available

Skin temperature sensingiA documented skin temperature sensor. This is separate from the operating temperature range or a heart-rate sensor.

Not available

Not available

Hearing aid featureiAmplification for mild to moderate hearing loss

Not available

Not available

Medical clearances

Not available

Not available

Hearing testiA documented hearing assessment feature, including consumer sound-personalization tests. Medical diagnostic clearance must be stated separately.

Not available

Not available

Hearing protectioniLimits sudden loud sounds

Not available

Not available

Health features

Not available

Not available

Fit and durability

1 of 7 differ

Ear tips includediTip sizes supplied with the product, including the pair fitted to the earbuds. Do not list separately sold sizes as included.

S, M, L2Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026In the box page shows eartips marked S / M / L.

SS, S, M, LL3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026SS/S/M/LL, two of each, M preinstalled. Page 10 explicitly says L is not supplied and sold separately. Preliminary French sheet three S/M/L sizes is overruled by the original manual.

Ear tip materials

Silicone12Measurementsoundguys.com/jbl-tune-230nc-tws-review-64754Read 23 October 2026Review: three silicone ear tip sizes.

Silicone3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Hybrid silicone rubber is Sony naming for silicone construction, not proof of silicone/foam hybrid tips.

StabilisersiPhysical stabilizing fittings or structures. Stability bands are separate from fins, wings and ear hooks.

Not available

Not available

Ear tip fit test

Yes1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Page text: the JBL Headphones app lets you check your best fit.

Yes3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Pages 17-18 app determines which supplied tips seal best. This is an acoustic fit test, not a hearing assessment.

Dust and water rating, buds

IPX41Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Specs: IP Code IPX4.

IPX43Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Page 133 exact IPX4 equivalent for earbuds only. Sound conduits, air holes and microphone parts are not completely watertight. Case explicitly not water resistant. No case IP class inferred.

Dust and water rating, case

Not available

Not available

Water resistance depth

Not available

Not available

Software

3 of 6 differ

Companion app

JBL Headphones1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Page text: free JBL Headphones app for EQ, ANC and ambient controls and touch customization.

Sony | Sound Connect9Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_4.htmlRead 5 October 2026Exact maker names Sound Connect, formerly Headphones Connect. Original manual old branding is retained only as historical source wording.12Maker product pagesony.co.uk/electronics/support/software/00278794Read 5 October 2026Firmware page explicitly current Sony Sound Connect app. Latest update requires Android 10+ or iOS 16+ and app 12.3+.

App platforms

Android, iOS2Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026App page shows Google Play and App Store badges.

Android, iOS3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Pages 34 and 120 explicitly Android/iPhone app setup. Current firmware update names Sony Sound Connect.

User firmware updates

Not available

Yes3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Page 118 explicitly software updates through companion app.12Maker product pagesony.co.uk/electronics/support/software/00278794Read 5 October 2026

Finding network

Not available

Last location in the app10Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_5.htmlRead 5 October 2026Current exact page describes last Android connection location/time using Google app after Fast Pair. Firmware adds new Find My Device support, but offline crowd-network eligibility is not explicit in the reopened exact documentation. Only proved last-location capability stored.

Precision findingiUWB in the case

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Live translation

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Dimensions and weight

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Weight per budiMass of one earbud. Tip size and approximate values belong in the source note. Do not store pair or case-inclusive mass.

5.1g(0.2 oz)2Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026Tech spec: earbud 5.1 g per piece (10.2 g combined). The JBL web page shows 10.2 g for the earpiece, which is the pair. Greentoe lists 5.1 g per earbud.

4.8g(0.2 oz)2Maker product pagesony.jp/headphone/products/LinkBuds_S/spec.htmlRead 5 October 2026Approximate 4.8 g per unit, with M tips confirmed by manual page 165.3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Page 165 approximately 4.8 g each including M tips. Pair mass not stored as single-bud weight.

Bud dimensionsiDimensions of one earbud on the explicitly identified width, height and depth axes. An unlabeled tuple cannot establish those axes.

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Case weightiCharging case mass excluding earbuds. Case-inclusive product mass does not qualify unless the source explicitly gives the empty-case figure.

47.3g(1.7 oz)1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Specs: charging case weight 47.3 g.

35g(1.2 oz)3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Page 165 approximately 35 g charging case, excluding buds. SoundGuys 42 g in-case figure is not substituted.

Case dimensionsiCharging-case width, height and depth on explicitly identified source axes. Report conflicting axis labels rather than reorder a tuple by appearance.

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Certifications

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Hi-Res AudioiThe Japan Audio Society logos. Hi-Res Audio Wireless is also written Hi-Res Wireless Audio.

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Hi-Res Audio Wireless9Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_4.htmlRead 5 October 2026Exact model Hi-Res Audio Wireless / LDAC conditions. DSEE Extreme upscales to 96 kHz/24 bit and does not establish accepted input bit depth by itself.17Maker spec sheet (PDF)boulanger.scene7.com/is/content/Boulanger/4548736144873_f_0Read 5 October 2026

Communication certifications

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FCC IDs

APIJBLT230NT11Regulatory filingfccid.io/APIJBLT230NTRead 23 October 2026FCC ID APIJBLT230NT, Bluetooth headset, Harman International Industries, filed 17 Aug 2021. A text search of the filing documents for TUNE230NCTWS returns this ID. The record was read in Chrome.

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Other certifications

Not available

360 Reality Audio certified11Maker product pagesony.jp/headphone/products/LinkBuds_S/feature_6.htmlRead 5 October 2026

In the box

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In the box

JBL Tune 230NC TWS earbuds, Charging case, USB Type-C charging cable, 3 sizes of eartips, Quick Start Guide / Safety Sheet, Warranty / Warning1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026Box contents tab: earbuds, USB Type-C charging cable, 3 sizes of eartips, charging case, Quick Start Guide / Safety Sheet, Warranty / Warning.

LinkBuds S earbuds, Charging case, Hybrid silicone rubber ear tips (SS, S, M, LL pairs), USB-A to USB-C cable3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Page 9 complete package list: earbuds, charging case, one USB-A/C cable and four pairs of hybrid silicone rubber tips. Manuals and warranty card observed in a regional teardown are not assigned to every international box.

Cables included

AJBL Tune 230NC TWS

Type	Count
USB Type-C charging cable	1

Source1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026One USB Type-C charging cable. Length not stated.

BSony LinkBuds S

Type	Length (m)	Count
USB-A to USB-C cable	0.2	1

Source3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Page 9 approximately 20 cm USB-A to USB-C, one cable.

Links

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Product page

www.jbl.com/TUNE230NCTWS-.html1Maker product pagejbl.com/TUNE230NCTWS-.htmlRead 23 October 2026JBL US product page, read in Chrome. Item number JBLT230NCTWSBAM for Black.

www.sony.jp/headphone/products/LinkBuds_S1Maker product pagesony.jp/headphone/products/LinkBuds_SRead 5 October 2026Exact Sony Japan LinkBuds S generation and current storefront. The smaller original open-ring LinkBuds WF-L900 and later LinkBuds Fit WF-LS910N are excluded.

Spec sheet

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www.sony.jp/headphone/products/LinkBuds_S/spec.html2Maker product pagesony.jp/headphone/products/LinkBuds_S/spec.htmlRead 5 October 2026Exact maker specification table, read alongside current original 166-page manual. Proved driver diameter is 5 mm, but the physical per-bud transducer count is not explicitly stated. Optional driver table is omitted because its missing count would derive one.17Maker spec sheet (PDF)boulanger.scene7.com/is/content/Boulanger/4548736144873_f_0Read 5 October 2026Original Sony France preliminary two-page product sheet, reopened from distributor. 5 mm dynamic and V1 agree. Three-tip S/M/L package, 3-hour earbud charge and 3 h 50 min call claims conflict with original manual and are rejected. Printed case axes 42.8 x 60 x 27.6 mm in width/height/depth order conflict with other maker tuple conventions, so case dimensions remain absent. Numeric diameter retained here without unsafe count-derived table.

Manual

www.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdf2Owner's manualjbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw8eb6354f/pdfs/JBL_TUNE%20230NC%20TWS_QSG_Multilingual.pdfRead 23 October 2026Multilingual quick start guide, 36 pages, read in Chrome.

helpguide.sony.net/mdr/linkbudss/v1/en/print.pdf3Owner's manualhelpguide.sony.net/mdr/linkbudss/v1/en/print.pdfRead 5 October 2026Exact original YY2950 / WF-LS900N 166-page Help Guide, current revision 5-035-792-11(8), copyright 2022.

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

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Warranty

1 of 1 differ

Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

1year6Retailer pagegreentoe.com/product/JBL_Tune_230NC_Noise-Canceling_True_Wireless_In-Ear_Headphones__White__JBLT230NCTWSWAMRead 23 October 2026Limited 1-year manufacturer warranty in the US. Amazon US also says 1 year manufacturer.

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Both are also in the API. Back to all earbuds.