TV and audio / Earbuds
SonyMusic earbuds
LinkBuds Fit
Released October 2024.10Reviewtechradar.com/health-fitness/sony-linkbuds-fit-the-best-fitness-earbuds-for-people-who-dont-like-earbudsRead 5 October 2026Retrospective Price & availability explicitly Released in October 2024. October 1 maker was preorder, not used as retail. Last checked 23 October 2026.
- Form factor
- In-ear
- ANC
- Yes
- Battery life
- 8h
- With case
- 21h
84 of 166 fields known.
General
- Model numbers
- WF-LS910N, YY29753Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026
- GTIN / EAN
- Not available
- Status
- Not available
- Predecessor
- Sony LinkBuds S15Reviewm.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.16Reviewtomsguide.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.
- Successor
- Not available
- Launch price (EU)
- Not available
- Markets
- GB, US, JP2Maker product pagesony.co.uk/headphones/products/linkbuds-fitRead 5 October 2026This exact UK page establishes GB. US launch and Japanese product pages separately establish their own markets.5Press releasesony.mediaroom.com/2024-10-01-Sony-Electronics-Expands-its-LinkBuds-Range-with-the-LinkBuds-Fit-and-LinkBuds-Open-Earbuds,-and-LinkBuds-SpeakerRead 5 October 20266Maker product pagesony.jp/headphone/products/LinkBuds_FitRead 5 October 2026
- Colours
- Black, White, Green, Pink, Violet5Press releasesony.mediaroom.com/2024-10-01-Sony-Electronics-Expands-its-LinkBuds-Range-with-the-LinkBuds-Fit-and-LinkBuds-Open-Earbuds,-and-LinkBuds-SpeakerRead 5 October 2026Original US maker launch lists Black, White, Green and US-only Violet Olivia edition. Separately sold accessory-cover colours are not earbud finishes.6Maker product pagesony.jp/headphone/products/LinkBuds_FitRead 5 October 2026Japanese current product lists base finishes including later Pink. Original US maker release separately proves US Violet Olivia edition.
Design
- Use one bud alone
- Either bud3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026
- RGB lighting
- Not available
Drivers and sound
- Drivers per bud
Type Diameter (mm) Dynamic 8.4 Source8Maker product pagesony.jp/headphone/products/LinkBuds_Fit/feature_2.htmlRead 8 October 2026Exact LinkBuds Fit section explicitly 8.4 mm Dynamic DriverX, not borrowed merely because the page mentions WF1000XM5. Existing dynamic technology retained, no guessed dome/edge material or count.13Maker product pagesony.jp/headphone/products/LinkBuds_Fit/spec.htmlRead 8 October 2026Exact model specification lists 8.4 mm driver unit. Per-bud transducer count is not explicitly stated and is not inferred.- Driver size
- 8.4mm
- Drivers per bud
- Not available
- Diaphragm material
- Not available
- Frequency response
- Not available
- Impedance
- Not available
- Sensitivity
- Not available
- Sensitivity reference
- Not available
- Max bit depth
- Not available
- Adaptive EQ
- Not available
- Personalised sound
- Yes8Maker product pagesony.jp/headphone/products/LinkBuds_Fit/feature_2.htmlRead 8 October 2026
- Onboard EQ
- Not available
- EQ presets
- Not available
- Volume limit
- Not available
Spatial audio
Noise cancelling
- Active noise cancelling
- Yes8Maker product pagesony.jp/headphone/products/LinkBuds_Fit/feature_2.htmlRead 8 October 2026
- ANC type
- Not available
- ANC microphones in both earbuds
- Not available
- ANC levels
- Not available
- ANC attenuation (claimed)
- Not available
- Transparency mode
- Yes3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 20268Maker product pagesony.jp/headphone/products/LinkBuds_Fit/feature_2.htmlRead 8 October 2026
- Adjustable transparency
- Yes3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026Pages 100-101 and app page 124 document changing ambient capture and Auto Ambient Sound sensitivity.8Maker product pagesony.jp/headphone/products/LinkBuds_Fit/feature_2.htmlRead 8 October 2026Manual page 101 auto-adjusts ambient capture in ambient mode. This does not establish an ANC/transparency blend, so adaptive_audio_mode omitted.
- Automatic ANC and transparency blend
- Not available
Measured
- Frequency response notes (measured)
- Lab response has emphasized bass, a dip in low mids and uneven highs against the reviewer preference curve.11Reviewsoundguys.com/sony-linkbuds-fit-review-127506Read 8 October 2026Exact lab commentary. No graph extraction, ratings or MOS converted into dB.12Measurementsoundguys.com/how-we-testRead 5 October 2026Bruel & Kjaer 5128 fixture, SoundCheck and source preference curve.
- Bass amount (measured)
- Not available
- Treble amount (measured)
- Not available
- Deviation from target (measured)
- Not available
- Consistency between fittings (measured)
- Not available
- Harmonic distortion (measured)
- Not available
- Sound leakage (measured)
- Not available
- Noise isolation (measured)
- Not available
- Noise isolation, best (measured)
- Not available
- Passive isolation (measured)
- Not available
- Call quality notes (measured)
- Standardized recordings show problems with street noise and reverberation, while wind was handled better.11Reviewsoundguys.com/sony-linkbuds-fit-review-127506Read 8 October 2026Exact recorded ideal/office/street/wind/reverberant speech samples. No numerical capsule count inferred.12Measurementsoundguys.com/how-we-testRead 5 October 2026Calibrated artificial mouth with simulated noise, wind and reverberation.
- Mic low-frequency extension (measured)
- Not available
- Mic high-frequency extension (measured)
- Not available
- Mic speech-to-noise ratio (measured)
- Not available
- Latency (measured)
- Not available
- Bluetooth latency, worst (measured)
- Not available
- 2.4 GHz latency, worst (measured)
- Not available
- Latency in game mode (measured)
- Not available
- Battery life (measured)
Hours (h) 6.77 Source11Reviewsoundguys.com/sony-linkbuds-fit-review-127506Read 8 October 2026Own standardized rundown 6 h 46 min (existing row retained). Exact review unit WFLS910NB.UC, firmware 1.2.0 and Sound Connect 11.0.2. Runtime paragraph does not specify ANC, codec or exact host, so no flags inferred from its iPhone/computer discussion. LC3 extension is explicitly untested and omitted.12Measurementsoundguys.com/how-we-testRead 5 October 2026Standardized continuous music peaks 75 dB SPL. This does not establish an unstated ANC/codec for a particular sample.- Longest tested use per charge
- 6.77h
- Battery life with case (measured)
- Not available
- Full charge time (measured)
- Not available
- Weight per bud (measured)
- Not available
Microphones and calls
- Voice microphones in both earbuds
- Not available
- All microphones in both earbuds
- Not available
- Bone conduction voice sensor
- Not available
- Call audio bandwidth
- Not available
- Mic mute control
- Not available
- Sidetone
- Not available
Connectivity
- Chip
- Sony Integrated Processor V25Press releasesony.mediaroom.com/2024-10-01-Sony-Electronics-Expands-its-LinkBuds-Range-with-the-LinkBuds-Fit-and-LinkBuds-Open-Earbuds,-and-LinkBuds-SpeakerRead 5 October 2026Exact product launch explicitly names Integrated Processor V2 in this model, not inferred from sibling hardware.
- Connections
- Bluetooth3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026
- Bluetooth
- 5.31Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-ls910n/specificationsRead 5 October 20263Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026Original exact manual printed pages 153-154 explicitly publish Bluetooth 5.3, named codecs and profiles.
- Bluetooth codecs
- SBC, AAC, LDAC, LC31Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-ls910n/specificationsRead 5 October 2026LC3 needs compatible LE Audio Android hardware and app setup. Fit LDAC uses Classic Audio. No Auracast inferred from LC3 or Bluetooth 5.3.3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026
- Bluetooth profiles
- A2DP, AVRCP, HFP, HSP, TMAP, CSIP, MCP, VCP, CCP1Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-ls910n/specificationsRead 5 October 20263Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026
- Auracast
- Not available
- Multipoint with LDAC
- Not available
- Paired devices remembered
- 83Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026
- Automatic switching between own devices
- Yes3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026Printed page 85 explicitly Google audio switch on compatible Android 8+ devices, using Fast Pair. Separate from Sony Auto Switch to LinkBuds Speaker.
- Fast pairing
- Google Fast Pair, Microsoft Swift Pair3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026Android Google audio switch chapter explicitly requires Google Fast Pair. Windows 10/11 chapters explicitly document Microsoft Swift Pair.
- Audio sharing
- Not available
- Wireless range (claimed)
- 10m1Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-ls910n/specificationsRead 5 October 20263Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026Manual explicitly approximate line-of-sight 10 m. Obstacles, interference, antenna, reception and software conditions affect actual range.
- Wireless receiver
- Not available
- Receiver connector
- Not available
- Simultaneous 2.4 GHz and Bluetooth audio
- Not available
Latency
We could not find any of these 3 fields. Show them
- Low latency mode
- Not available
- Claimed latency
- Not available
- Lowest claimed latency
- Not available
Compatibility
- Platforms
- Android, iOS, Windows, macOS3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026
- Connection per platform
Platform Connection Microphone works Android Bluetooth Yes iOS Bluetooth Yes Windows Bluetooth Yes macOS Bluetooth Yes - Features that need a specific device
Feature Needs LE Audio / LC3 Compatible Android smartphone and Sound Connect LE Audio setup. Classic-only multipoint, Quick Access and some voice-assistant functions become unavailable. Google audio switch Compatible Android 8 or later devices connected through Google Fast Pair. Head tracking Android 13+ head-tracking-compatible phone. 360 Reality Audio head tracking also requires certified phone and compatible 360 content. Amazon Music is excluded. Android multichannel head tracking depends on supported app/content. Xperia 1 V multichannel playback is limited to YouTube as stated by maker. LDAC high-resolution playback LDAC-compatible source and Sony Sound Connect setup. Maker specifies 96 kHz sampling at 990 kbps for published A2DP bandwidth. High-resolution streaming also requires Android 10+ compatible player. This is not lossless playback or an acoustic frequency-response claim. DSEE Extreme Enable in Sony Sound Connect. Maker describes upsampling compressed CD/MP3 material up to 96 kHz/24-bit with SBC/AAC/LDAC. This does not establish incoming source bit depth, so no max_bit_depth_bits inferred. Source3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026Exact manual Classic/LE Audio and Google audio switch conditions. Spatial phone/content requirements independently retained in the source describing tracking.8Maker product pagesony.jp/headphone/products/LinkBuds_Fit/feature_2.htmlRead 8 October 2026Exact head-tracking requirements: Android 13+, compatible phone/content/app, Amazon Music excluded for 360 Reality Audio. DSEE Extreme 96/24 is upsampling and not incoming source capability.- Official licence
- Not available
Battery and charging
- Battery per bud
- Not available
- Claimed battery life
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 5.5 Transparency AAC No 5.5 ANC off AAC No 8 ANC on SBC No 5 Transparency SBC No 5 ANC off SBC No 7.5 ANC on LC3 No 4.5 Transparency LC3 No 4.5 ANC off LC3 No 7.5 Call Not available No 4 ANC on Not available Yes 21 Source4Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026Exact page 28 codec/mode runtime table. EQ, DSEE Extreme, Speak-to-Chat, voice wake, Service Link and Auto Ambient Sound shorten runtime. Call 4h is ANC on/off. Transparency-call 3.5 h does not fit call enum and is omitted.5Press releasesony.mediaroom.com/2024-10-01-Sony-Electronics-Expands-its-LinkBuds-Range-with-the-LinkBuds-Fit-and-LinkBuds-Open-Earbuds,-and-LinkBuds-SpeakerRead 5 October 2026Body explicitly 21 h including case. Footnote 9 specifies noise cancellation and Bluetooth. Recharge-count marketing is not multiplied into a different total. Codec unstated.- Longest claimed use per charge
- 8h
- Playback per charge with ANC (claimed)
- 5.5h
- Playback per charge without ANC (claimed)
- 8h
- Total with case (claimed)
- 21h
- Total with case and ANC (claimed)
- 21h
- Talk time (claimed)
- 4h
- Full charge time, buds
- 120min3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026Approximate earbuds-only full charge in case. Case-only charging is separately published.
- Charging guidance
- Not available
- Quick charge time
- 5min3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026
Charging case
- Case battery
- Not available
- User-replaceable case battery
- Not available
- Case charging port
- USB-C3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026
- Case full charge time
- 180min3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026
- Wireless standards
- Not available
- Wireless charging power
- Not available
- Speaker in case
- Not available
- Screen on case
- Not available
- Case works as audio transmitter
- No11Reviewsoundguys.com/sony-linkbuds-fit-review-127506Read 8 October 2026Exact-model review feature assessment explicitly No transmitter in case. Review unit WFLS910NB.UC, firmware 1.2.0 and Sound Connect 11.0.2. This negative capability is not inferred from a port photo.
Controls
- Controls
- Touch, Head gestures, Voice commands3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026
- Earbud volume control
- Touch3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026
- Gestures
- Wide Area Tap on earbud or nearby skin, Head nod to accept a call, Head shake to reject a call3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026
- Voice assistant
- Amazon Alexa, Google app, Siri3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026Separate Amazon Alexa, Android Google app and iPhone Siri chapters. Cloud/device/app/region restrictions apply. Some voice routes and Quick Access are unavailable under LE Audio. On-device playback Voice Control is represented in control_types, not invented as a cloud assistant.
Sensors and health
- Sensors
- Infrared wear sensors3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026
- Heart rate sensor
- Not available
- Skin temperature sensing
- Not available
- Hearing aid feature
- Not available
- Medical clearances
- Not available
- Hearing test
- Not available
- Hearing protection
- Not available
- Health features
- Not available
Fit and durability
- Ear tips included
- SS, S, M, L3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026Original manual page 9 exact standard box includes SS/S/M/L tips, two of each. M tips are fitted at purchase.
- Ear tip materials
- Silicone11Reviewsoundguys.com/sony-linkbuds-fit-review-127506Read 8 October 2026Exact review use section explicitly says the tips are made from a single piece of silicone.
- Dust and water rating, buds
- IPX44Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026Exact Fit manual publishes IPX4 splash resistance for earbuds only. Sound conduit, air holes and microphone holes excluded. Charging case explicitly not water resistant.
- Dust and water rating, case
- Not available
- Water resistance depth
- Not available
Software
- Companion app
- Sony | Sound Connect3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026
- App platforms
- Android, iOS3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026
- User firmware updates
- Yes3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026
- Finding network
- Not available
- Precision finding
- Not available
- Live translation
- Not available
Dimensions and weight
- Weight per bud
- 4.9g(0.2 oz)1Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-ls910n/specificationsRead 5 October 2026Approximate one-earbud mass, including M ear tip and attached fitting supporter.3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026Manual explicitly approximate one-earbud weight with M tip and fitting supporter.
- Bud dimensions
- Not available
- Case weight
- 41g(1.4 oz)1Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-ls910n/specificationsRead 5 October 2026Exact charging-case mass, separate from earbuds.3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026Manual separately publishes charging-case weight, excluding earbud mass.
- Case dimensions
- Not available
Certifications
- Hi-Res Audio
- Hi-Res Audio Wireless8Maker product pagesony.jp/headphone/products/LinkBuds_Fit/feature_2.htmlRead 8 October 2026Exact model describes wireless high-resolution playback through LDAC and names its Hi-Res Audio Wireless certification. 990 kbps LDAC high-res content condition, not a lossless claim.
- Communication certifications
- Not available
- Other certifications
- Not available
In the box
- In the box
- Sony LinkBuds Fit earbuds with Air Fitting Supporters, Charging case, USB-A to USB-C cable, Documents, Soft fitting earbud tips (SS, S, M, L)3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026Complete standard box list. Factory Air Fitting Supporters are attached. Separately sold covers/supporter colours and Olivia edition promotions excluded.
- Cables included
Type Count USB-A to USB-C charging cable 1
Links
- Product page
- www.sony.co.uk/headphones/products/linkbuds-fit2Maker product pagesony.co.uk/headphones/products/linkbuds-fitRead 5 October 2026Exact model maker product page. Fit is sealed-tip design.
- Spec sheet
- www.sony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-ls910n/specifications1Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-ls910n/specificationsRead 5 October 2026Full exact maker support technical table. Bluetooth transmission bandwidth is not acoustic frequency response. Unlabelled case dimensions are not assigned to width/height/depth. Published driver diameter is 8.4 mm, with dynamic technology separately documented. Physical quantity per earbud remains unproved. The driver row preserves the proved size/type without asserting a quantity, so total driver count remains unknown.
- Manual
- helpguide.sony.net/mdr/2975/v1/en/print.pdf3Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdfRead 5 October 2026Original exact English guide 154 pages. Box page 9, runtime page 28, specifications pages 153-154, app pages 124-125 inspected.
- EPREL registration number
- Not available
Warranty
We could not find any of these 1 fields. Show them
- Manufacturer warranty (source market)
- Not available
Compare with
Pick a earbuds to see both side by side. Differences are marked yellow.
Sources
We read 16 sources for this earbuds. The numbers match the markers in the sheet.
- Maker product pagesony.co.uk/headphones/products/linkbuds-fit
- Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdf
- Owner's manualhelpguide.sony.net/mdr/2975/v1/en/print.pdf
- Maker product pagesony.jp/headphone/products/LinkBuds_Fit
- Maker product pagesony.jp/headphone/products/LinkBuds_Fit/feature_4.html
- Maker product pagesony.jp/headphone/products/LinkBuds_Fit/feature_2.html
- Measurementsoundguys.com/how-we-test
- Maker product pagesony.jp/headphone/products/LinkBuds_Fit/spec.html
- Owner's manualbhphotovideo.com/lit_files/1165249.pdf
See a wrong value? Tell us and name the field.
PredecessorSony LinkBuds S