Earbuds / Compare

CMF Buds 2 Plus vs Technics EAH-AZ100

A

Product A: CMF

Buds 2 Plus

88 of 166 known

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B

Product B: Technics

EAH-AZ100

83 of 166 known

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All 166 fields

Every value links to where we found it.

Only differences

ACMF Buds 2 Plus

BTechnics EAH-AZ100

General

5 of 8 differ

Series

Not available

Not available

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

B1842Owner's manualdrv.dns-shop.ru/drivers/Manuals/C/cmf-by-nothing-buds-2-plus_instrukcia_165853_12112025.pdfRead 8 October 2026

EAH-AZ100, EAH-AZ100-K, EAH-AZ100-S, EAH-AZ100-N, EAH-AZ100-A1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026Spec table model suffixes -N, -A, -K and -S for the EAH-AZ100.2Owner's manualeww.pavc.panasonic.co.jp/avcacc/technics/eah_az100/eah_az100_pnqw6265xa_si_en_cf_sp_ge_etc_s.pdfRead 13 October 2026Owner's manual model EAH-AZ100.3Maker product pagehelp.na.panasonic.com/answers/what-features-make-eah-az100-uniqueRead 13 October 2026Colour options listed as EAH-AZ100-K and EAH-AZ100-S.

GTIN / EAN

Not available

Not available

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

Not available

7 January 20254Measurementsoundguys.com/technics-eah-az100-review-135211Read 13 October 2026Spec table lists the product release date as 7 January 2025. The maker announced the product at CES 2025 on the same date.

Status

Available1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Available4Measurementsoundguys.com/technics-eah-az100-review-135211Read 13 October 2026The product page links a current Amazon US listing.6Reviewtechradar.com/audio/earbuds-airpods/technics-eah-az100-reviewRead 13 October 2026Current Amazon, Best Buy, Newegg and Walmart prices are listed.

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

Not available

Technics EAH-AZ806Reviewtechradar.com/audio/earbuds-airpods/technics-eah-az100-reviewRead 13 October 2026TechRadar's review calls the EAH-AZ80 the model the EAH-AZ100 replaces.9Reviewwhathifi.com/news/technics-celebrates-60th-anniversary-with-az100-flagship-wireless-earbudsRead 23 October 2026What Hi-Fi calls the EAH-AZ80 the previous flagship earbuds that the EAH-AZ100 updates.

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

Not available

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

Not available

$299.994Measurementsoundguys.com/technics-eah-az100-review-135211Read 13 October 2026Spec table lists an original price and MSRP of $299.99.

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

€2995Reviewt3.com/tech/headphones/technics-az100-reviewRead 13 October 2026Launch prices listed as 259 GBP, 299 USD and 299 EUR.

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

US1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

US, EU5Reviewt3.com/tech/headphones/technics-az100-reviewRead 13 October 2026US from the USD price and EU from the euro price.

ColoursiThe maker's own colour names

Light Grey1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Black, Silver, Champagne Gold, Blue1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026Spec table colour columns translated from Chinese: champagne gold (-N), blue (-A), black (-K) and silver (-S).

Segment

Music1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Music1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026Technics premium music earphones. The catalog presents them for music listening.

Design

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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-ear1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

In-ear4Measurementsoundguys.com/technics-eah-az100-review-135211Read 13 October 2026Nozzles couple to bespoke silicone ear tips that seal in the ear canal.

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

Stem1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Stemless4Measurementsoundguys.com/technics-eah-az100-review-135211Read 13 October 2026Reviewer describes rectangular nozzles and a circular back housing with no stalk.

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

Either bud8Measurementsoundguys.com/cmf-buds-2-plus-review-137469Read 8 October 2026

Either bud1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026

RGB lighting

Not available

Not available

Drivers and sound

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

ACMF Buds 2 Plus

Type	Diameter (mm)	Count per earbud
Dynamic	12	1

Source1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026One custom 12 mm dynamic audio driver per bud. An acoustic role is not explicitly published.

BTechnics EAH-AZ100

Type	Role	Diameter (mm)	Count per earbud
Dynamic	Full range	10	1

Source1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 202610 mm driver in the spec table. Aluminium diaphragm with magnetic fluid driver.

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

Dynamic1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Dynamic1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026

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

12mm=CalculatedFrom Drivers per bud

10mm=CalculatedFrom Drivers per bud

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

1=CalculatedFrom Drivers per bud

Diaphragm material

LCP (Liquid Crystal Polymer) + PU (Polyurethane)1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Free-edge aluminium diaphragm1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026

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

Not available

Min20 HzMax40 kHz1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 202620 Hz to 40 kHz, with LDAC at 96 kHz and 990 kbps.

Impedance

Not available

Not available

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

Not available

Not available

Sensitivity reference

Not available

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

96kHz1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026The frequency response row states LDAC 96 kHz / 990 kbps.

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

Not available

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

Yes1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Not available

Onboard EQ

Not available

Not available

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

38Measurementsoundguys.com/cmf-buds-2-plus-review-137469Read 8 October 2026

Not available

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

Pop, Rock, Classical, Electronic, Enhance Vocals4Maker product pagesupport.nothing.tech/hc/en-us/sections/33423732158481-Product-FeatureRead 8 October 2026Five named sound presets, plus a separate Custom option. ANC modes and Ultra Bass levels are not EQ presets.

Not available

Volume limit

Not available

Not available

Spatial audio

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

Spatial Audio Effect1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Maker HRTF-based Spatial Audio Effect. This is separate from documented head tracking, which the exact review excludes.

Dolby Atmos1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026

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

No9Reviewgsmarena.com/nothing_cmf_buds_2_plus_review-news-67953.phpRead 8 October 2026Exact model review explicitly excludes head tracking. Static Spatial Audio Effect remains supported.

Yes1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026

Noise cancelling

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Active noise cancelling

Yes1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Yes1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026

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

Hybrid1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Hybrid1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026Listed as all-adaptive digital hybrid noise cancelling.

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.

Not available

Not available

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

Yes1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Environmental Adaptive ANC and Smart Adaptive mode. Leakage compensation has the stated wearing and High-mode requirements. Adaptive control is distinct from hybrid microphone placement.

Yes1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026Adaptive ANC adjusts to ambient noise in real time.

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

38Measurementsoundguys.com/cmf-buds-2-plus-review-137469Read 8 October 2026

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.

50dB1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Theoretical maximum up to 50 dB from Nothing laboratory. The separate 5400 Hz figure is cancellation bandwidth, not acoustic frequency response.

Not available

Transparency mode

Yes1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Yes1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026

Adjustable transparency

Not available

Yes1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026The app can adjust how much outside sound is let in.

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

No7Reviewwhathifi.com/reviews/technics-eah-az100Read 13 October 2026The AZ100 has no speech-detecting feature.

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

Yes1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Wind Noise Reduction 3.0 improves microphone call clarity. It is not asserted to be a separate adjustable playback ANC wind mode.

Not available

Measured

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

Default Pop EQ has elevated bass relative to the SoundGuys target. Most mids and treble track that target, with minor peaks and dips.8Measurementsoundguys.com/cmf-buds-2-plus-review-137469Read 8 October 2026Default Pop EQ, SoundGuys target, firmware 1.0.1.36. Approximate graph descriptions are not converted into a single standardized bass or treble amount. MDAQS scores are not THD or target deviation.

Not available

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

SoundGuys samples preserve intelligible speech on busy streets and in wind. Indoor background suppression is less effective.8Measurementsoundguys.com/cmf-buds-2-plus-review-137469Read 8 October 2026Published ideal, office, street, wind and reverberant microphone demonstrations. Firmware 1.0.1.36. These are reviewer observations, not maker call-noise claims.

The mono MEMS microphone is good enough for calls. The reviewer says it does not do well in the presence of noise, so results are workable for the office.4Measurementsoundguys.com/technics-eah-az100-review-135211Read 13 October 2026Mono MEMS microphone. Demo recordings in ideal, office, street, windy and reverberant conditions. The reviewer says the microphone does not do well in the presence of noise.

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.

ACMF Buds 2 Plus

ANC	Codec	Hours (h)
No	Not available	10.37
No	AAC	14.38
No	LDAC	8.57

Source8Measurementsoundguys.com/cmf-buds-2-plus-review-137469Read 8 October 2026Light Grey review sample supplied by Nothing. Five days of testing, firmware 1.0.1.36. One charge lasts 10 h 22 min with ANC off. Codec, numeric level and host are not reported in the product review. The around-60-hour case line is not an explicitly separate measured total and is excluded.10Measurementgsmarena.com/nothing_cmf_buds_2_plus_review-news-67953.phpRead 8 October 2026Exact light-grey Buds 2 Plus review states 14 h 23 min AAC and 8 h 34 min LDAC in its ANC-disabled battery section. Firmware, test volume and exact playback host are unstated. Audio testing uses Pop with Ultra Bass disabled, while whether every audio setting carries into battery testing is unreported. Quick-charge tests are separate and not full-charge runtimes.

BTechnics EAH-AZ100

ANC	Codec	Hours (h)
Yes	SBC	10.67

Source4Measurementsoundguys.com/technics-eah-az100-review-135211Read 13 October 202610 hours 40 minutes with real music peaking at 75 dBSPL, SBC and ANC on. Stored as 10.67 hours.

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

14.38h=CalculatedFrom Battery life (measured)

10.67h=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

4.54g(0.2 oz)11Measurementtechgearlab.com/reviews/audio/wireless-earbuds/cmf-buds-2-plusRead 8 October 2026Exact-model comparison table gives measured mass 4.54 g for one bud. Tip size and instrument are not specified.

Not available

Microphones and calls

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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.

61Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Three HD microphones per bud, six across the pair, used by Clear Voice Technology 3.0 for voice recording and calls.

67Reviewwhathifi.com/reviews/technics-eah-az100Read 13 October 2026Three microphones in each earbud for noise cancelling and call quality.

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.

61Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Maker lists six physical microphones across both earbuds. ANC-specific physical count is not separately published.

67Reviewwhathifi.com/reviews/technics-eah-az100Read 13 October 2026Three microphones in each earbud, six in total.

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

AI1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

AI1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026Voice Focus AI noise reduction for calls.

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.

Not available

Not available

SidetoneiHear your own voice in calls

Not available

Not available

Connectivity

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Chip

Not available

Not available

Connections

Bluetooth1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Bluetooth1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026

Bluetooth

5.41Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

5.31Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026

Bluetooth codecs

AAC, SBC, LDAC1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

SBC, AAC, LDAC, LC31Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 20262Owner's manualeww.pavc.panasonic.co.jp/avcacc/technics/eah_az100/eah_az100_pnqw6265xa_si_en_cf_sp_ge_etc_s.pdfRead 13 October 2026

Bluetooth profiles

Not available

A2DP, AVRCP, HSP, HFP, TMAP, PBP1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 20262Owner's manualeww.pavc.panasonic.co.jp/avcacc/technics/eah_az100/eah_az100_pnqw6265xa_si_en_cf_sp_ge_etc_s.pdfRead 13 October 2026A2DP, AVRCP, HSP, HFP, TMAP and PBP.

LE Audio

No5Maker product pagesupport.nothing.tech/hc/en-us/articles/34007442163089-Does-CMF-Buds-2-Plus-support-LE-AudioRead 8 October 2026Exact-model official answer explicitly says no. Bluetooth 5.4 alone is not used to infer LE Audio or Auracast.

Yes1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026

Auracast

Not available

Not available

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

Yes1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Maker Dual Connection. Two simultaneous source connections qualify under the catalog definition. A SoundGuys FAQ calls it not true multipoint while also describing simultaneous two-device connections, so its terminology does not change the stored physical connection capability. LDAC coexistence is unproved.

Yes1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026

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

21Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

31Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026Up to 3 devices connected at once. LDAC playback works with 2 devices only.3Maker product pagehelp.na.panasonic.com/answers/what-features-make-eah-az100-uniqueRead 13 October 2026

Multipoint with LDACiMany buds turn multipoint off on LDAC

Not available

Not available

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

84Maker product pagesupport.nothing.tech/hc/en-us/sections/33423732158481-Product-FeatureRead 8 October 2026Support explicitly includes CMF Buds 2 series and gives eight remembered device records. Distinct from two concurrent sources.

101Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026Multi-pairing for up to 10 devices.3Maker product pagehelp.na.panasonic.com/answers/what-features-make-eah-az100-uniqueRead 13 October 2026

Automatic switching between own devicesiThrough the maker's account

Not available

Not available

Fast pairing

Google Fast Pair, Microsoft Swift Pair1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Google Fast Pair8Press articlestereonet.com/news/technics-launches-new-eah-az100-tws-with-proprietary-driversRead 13 October 2026Supports Google Fast Pair.

Audio sharingiShare one stream with a second pair

Not available

Not available

Wireless range (claimed)

10m1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

10m1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026

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

3 of 3 differ

Low latency mode

Yes1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Not available

Claimed latency

ACMF Buds 2 Plus

Connection	Mode	Latency (ms)
Bluetooth	Game Mode with a Nothing phone	105

Source1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Current footnote gives as low as 105 ms with a Nothing phone and Game Mode. A technical-table line says less than 110 ms, a compatible broader ceiling. Host model, codec and firmware are not supplied.

BTechnics EAH-AZ100

Not available

Lowest claimed latency

105ms=CalculatedFrom Claimed latency

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, iOS1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Not available

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.

ACMF Buds 2 Plus

Platform	Connection
Android	Bluetooth
iOS	Bluetooth

Source1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

BTechnics EAH-AZ100

Not available

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

ACMF Buds 2 Plus

Feature	Needs
LDAC	Compatible Android device. Enable High-quality audio in Nothing X and LDAC on the phone. Both connected devices must support LDAC.
Custom controls and advanced settings	Nothing OS 1.5.6 or later has integrated settings. Other Android 6.0 or later and iOS 13 or later devices use Nothing X.
105 ms Game Mode	Nothing phone with Game Mode enabled.
Google Fast Pair	Supported Android device with Google Play services 11.7 or later. Android 6.0 or later.
Smart Adaptive ANC leakage compensation	ANC High memory mode, in-ear detection on, no chewing during the first three seconds after insertion and ambient wind no greater than 3 m/s.

Source1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Current footnotes scope the advanced features. Ordinary Bluetooth audio support is broader than these app and codec requirements.

BTechnics EAH-AZ100

Feature	Needs
Multipoint with LDAC	LDAC playback is available with 2 devices only.
Wireless high-resolution playback	Use a playback device with the high-resolution wireless logo and set the Bluetooth sound quality setting to sound quality priority mode, LDAC 990 kbps.

Source1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026

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.

53mAh1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Single earbud cell capacity. Typical versus rated is unspecified.

85mAh2Owner's manualeww.pavc.panasonic.co.jp/avcacc/technics/eah_az100/eah_az100_pnqw6265xa_si_en_cf_sp_ge_etc_s.pdfRead 13 October 2026Earphones 3.7 V lithium polymer 85 mAh.

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.

ACMF Buds 2 Plus

Mode	Codec	Includes case recharges	Hours (h)
ANC off	AAC	No	14
ANC off	AAC	Yes	61.5
ANC on	AAC	No	7.5
ANC on	AAC	Yes	33
Transparency	AAC	No	7.5
Transparency	AAC	Yes	33
ANC off	LDAC	No	8
ANC off	LDAC	Yes	36
ANC on	LDAC	No	5.5
ANC on	LDAC	Yes	25
Transparency	LDAC	No	5.5
Transparency	LDAC	Yes	25
Call	Not available	No	8
Call	Not available	Yes	34
Call	Not available	No	6.5
Call	Not available	Yes	29

Source7Maker product pagesupport.nothing.tech/hc/en-us/articles/34007451479697-What-s-the-battery-life-of-CMF-Buds-2-PlusRead 8 October 2026Maker 25 C laboratory and 50% volume. Codec-specific music rows are explicitly AAC or LDAC. Transparency matches ANC-on figures. Call rows 8/34 hours are ANC off, 6.5/29 are ANC or transparency on. The call table cannot encode ANC so these conditions stay here. Case totals include initial bud charge. General test paragraph mentions AAC and does not provide a separate LDAC host, bitrate or firmware.

BTechnics EAH-AZ100

Mode	Codec	Includes case recharges	Hours (h)
ANC on	AAC	No	10
ANC off	AAC	No	12
ANC on	AAC	Yes	28
ANC off	AAC	Yes	29
ANC on	SBC	No	8
ANC on	SBC	Yes	24
ANC on	LDAC	No	7
ANC off	LDAC	No	8
ANC on	LDAC	Yes	18
ANC off	LDAC	Yes	19
ANC on	LC3	No	5
ANC on	LC3	Yes	15

Source1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026Maker figures for AAC and LDAC, with NC on and NC off. Earphones about 10 hours (NC on) and 12 hours (NC off) with AAC. With the charging case about 28 hours and 29 hours. LDAC about 7 and 8 hours, 18 and 19 hours with the case. The SBC and LC3 figures come from the owner's manual, measured with noise cancelling on.2Owner's manualeww.pavc.panasonic.co.jp/avcacc/technics/eah_az100/eah_az100_pnqw6265xa_si_en_cf_sp_ge_etc_s.pdfRead 13 October 2026Specifications page, Operating time measured with Noise cancelling set to ON. Earphones about 10.0 hours AAC, 8.0 hours SBC, 7.0 hours LDAC and 5.0 hours LC3. With the charging cradle about 28 hours AAC, 24 hours SBC, 18 hours LDAC and 15 hours LC3.

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.

14h=CalculatedFrom Claimed battery life

12h=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.

7.5h=CalculatedFrom Claimed battery life

10h=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.

14h=CalculatedFrom Claimed battery life

12h=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.

61.5h=CalculatedFrom Claimed battery life

29h=CalculatedFrom Claimed battery life

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

33h=CalculatedFrom Claimed battery life

28h=CalculatedFrom Claimed battery life

Talk time (claimed)

8h=CalculatedFrom Claimed battery life

Not available

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.

60min1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Buds inside an unplugged case take 60 minutes. The 95-minute USB-C result covers combined earbuds and case and is not a case-only charge time.

120min1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026Earphones about 2.0 hours at 25 degrees C.2Owner's manualeww.pavc.panasonic.co.jp/avcacc/technics/eah_az100/eah_az100_pnqw6265xa_si_en_cf_sp_ge_etc_s.pdfRead 13 October 2026Charging time at 25 degrees C is the time to charge the batteries from empty to full. Earphones about 2.0 hours.

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.

Not available

At 25 degrees C, the earphones with the charging cradle take about 3 hours by USB and about 4 hours on a Qi charger. The cradle alone takes about 2.5 hours by USB and about 3.5 hours on a Qi charger.1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 20262Owner's manualeww.pavc.panasonic.co.jp/avcacc/technics/eah_az100/eah_az100_pnqw6265xa_si_en_cf_sp_ge_etc_s.pdfRead 13 October 2026Earphones with the cradle by USB about 3.0 hours. The Taiwan catalog adds the Qi charging times.

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

10min1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

15min1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 202615 minutes of charging, AAC, earphones.3Maker product pagehelp.na.panasonic.com/answers/what-features-make-eah-az100-uniqueRead 13 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.

4.5h1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Earbuds-only 4.5 hours after ten-minute wired charging, AAC, ANC off, 50% volume, default other settings and 25 C. Maker Nothing Power 45 W test adapter. The 8.5-hour headline includes case recharges and is excluded from this field. The separate unplugged-case route claims 2.4 hours buds-only.

1.5h1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026About 90 minutes of playback with NC on, stored as 1.5 hours.3Maker product pagehelp.na.panasonic.com/answers/what-features-make-eah-az100-uniqueRead 13 October 2026A 15 minute charge provides up to 90 minutes of playback.

Charging case

4 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.

460mAh1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Case cell capacity. Typical versus rated is unspecified.

550mAh2Owner's manualeww.pavc.panasonic.co.jp/avcacc/technics/eah_az100/eah_az100_pnqw6265xa_si_en_cf_sp_ge_etc_s.pdfRead 13 October 2026Charging cradle 3.7 V lithium polymer 550 mAh.

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-C1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

USB-C1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 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

150min1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026Charging cradle by USB about 2.5 hours at 25 degrees C.2Owner's manualeww.pavc.panasonic.co.jp/avcacc/technics/eah_az100/eah_az100_pnqw6265xa_si_en_cf_sp_ge_etc_s.pdfRead 13 October 2026Charging cradle by USB about 2.5 hours.

Wireless charging

No6Maker product pagesupport.nothing.tech/hc/en-us/articles/34007451923857-Does-CMF-Buds-2-Pus-support-wireless-chargingRead 8 October 2026

Yes1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026

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

Not available

Qi1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 20262Owner's manualeww.pavc.panasonic.co.jp/avcacc/technics/eah_az100/eah_az100_pnqw6265xa_si_en_cf_sp_ge_etc_s.pdfRead 13 October 2026Qi standard wireless chargers are supported. Not every Qi charger is guaranteed to work. Chargers that are not Qi certified or have magnetic attachments are not supported.3Maker product pagehelp.na.panasonic.com/answers/what-features-make-eah-az100-uniqueRead 13 October 2026

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

2 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.

Touch1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Touch4Measurementsoundguys.com/technics-eah-az100-review-135211Read 13 October 2026

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

Touch1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 20263Owner's manualdrv.dns-shop.ru/drivers/Manuals/C/cmf-by-nothing-buds-2-plus_instrukcia_165853_12112025.pdfRead 8 October 2026Original guide lists volume up/down among assignable touch functions. The rotating case dial is a lanyard fitting, not a Smart Dial media control.

Touch4Measurementsoundguys.com/technics-eah-az100-review-135211Read 13 October 2026

Gestures

Double tap, Triple tap, Tap and hold, Double tap and hold1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Single tap: play or pause (either bud), Left double tap: volume down, Right double tap: next track, Left triple tap: volume up, Right triple tap: previous track, Left long press: voice assistant, Right long press: ANC mode toggle4Measurementsoundguys.com/technics-eah-az100-review-135211Read 13 October 2026Default touch map. Customisable in the app.

Remappable controls

Yes1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Yes1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026Touch controls and the equalizer are customised in the Technics Audio Connect app.

Voice assistant

Connected phone voice assistant2Owner's manualdrv.dns-shop.ru/drivers/Manuals/C/cmf-by-nothing-buds-2-plus_instrukcia_165853_12112025.pdfRead 8 October 2026Original English operation panel lists waking the voice assistant as an assignable function. No particular assistant brand or cloud service is inferred.

Not available

Sensors and health

1 of 9 differ

In-ear detection

Yes1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 20263Owner's manualdrv.dns-shop.ru/drivers/Manuals/C/cmf-by-nothing-buds-2-plus_instrukcia_165853_12112025.pdfRead 8 October 2026Original guide pauses when a bud is removed, resumes automatically within three minutes of reinsertion, and otherwise requires manual playback.

Yes1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026Wear sensor pauses playback when an earphone is removed.4Measurementsoundguys.com/technics-eah-az100-review-135211Read 13 October 2026Light sensors near the nozzle report whether the earbuds are worn.

Sensors

Not available

Not available

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.

Yes1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Not available

Hearing protectioniLimits sudden loud sounds

Not available

Not available

Health features

Not available

Not available

Fit and durability

3 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, L1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

XS, S, M, ML, L1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026Spec table: XS, S, M, ML and L, with M pre-installed.3Maker product pagehelp.na.panasonic.com/answers/what-features-make-eah-az100-uniqueRead 13 October 2026Earpieces in XS, S, M, ML and L.

Ear tip materials

Silicone4Maker product pagesupport.nothing.tech/hc/en-us/sections/33423732158481-Product-FeatureRead 8 October 2026Exact Buds 2 Plus materials answer identifies silicone ear tips.

Silicone1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026

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

Not available

Not available

Ear tip fit test

No11Measurementtechgearlab.com/reviews/audio/wireless-earbuds/cmf-buds-2-plusRead 8 October 2026Exact-model test table explicitly says Ear Fit Test No. Consumer hearing personalization is a different feature. Its 12.8-hour test has unstated ANC/codec in the accessible review and is not imported.

No7Reviewwhathifi.com/reviews/technics-eah-az100Read 13 October 2026No ear tip fit test in the app.

Dust and water rating, buds

IP551Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

IPX41Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026IPX4 equivalent, earphones only.3Maker product pagehelp.na.panasonic.com/answers/what-features-make-eah-az100-uniqueRead 13 October 2026

Dust and water rating, case

IPX21Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Technical table explicitly lists IPX2 for the case. This is limited drip resistance. Maker footnote says the case is not rated for waterproofing and support says not designed to be waterproof. No immersion or earbud-equivalent water resistance is implied.

Not available

Water resistance depth

Not available

Not available

Software

3 of 6 differ

Companion app

Nothing X1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Technics Audio Connect1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026

App platforms

Android, iOS1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Android, iOS6Reviewtechradar.com/audio/earbuds-airpods/technics-eah-az100-reviewRead 13 October 2026The Technics Audio control app is free for iOS and Android.

User firmware updates

Yes1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 20263Owner's manualdrv.dns-shop.ru/drivers/Manuals/C/cmf-by-nothing-buds-2-plus_instrukcia_165853_12112025.pdfRead 8 October 2026

Not available

Finding network

Not available

Last location in the app1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026The app shows the last connected location of the earphones on a map.

Precision findingiUWB in the case

Not available

Not available

Live translation

Not available

Not available

Dimensions and weight

4 of 4 differ

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

4.5g(0.2 oz)1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

5.9g(0.2 oz)1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026About 5.9 g for one earphone. Left and right are the same.2Owner's manualeww.pavc.panasonic.co.jp/avcacc/technics/eah_az100/eah_az100_pnqw6265xa_si_en_cf_sp_ge_etc_s.pdfRead 13 October 2026Earphone about 5.9 g, one side only.

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

Width20.9Height33.6Depth22.7mm(0.8 × 1.3 × 0.9 in)1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Explicit maker width 20.9 mm, height 33.6 mm and depth 22.7 mm. Axes are not inferred from tuple order.

Width21Height26Depth25mm(0.8 × 1 × 1 in)1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026About 21 x 26 x 25 mm, listed as width x height x depth, with the M ear tip fitted.

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

42.5g(1.5 oz)1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Maker distinguishes Case weight 42.5 g from Buds weight 4.5 g. No case-inclusive mass is substituted.

42g(1.5 oz)1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026Charging case about 42 g.2Owner's manualeww.pavc.panasonic.co.jp/avcacc/technics/eah_az100/eah_az100_pnqw6265xa_si_en_cf_sp_ge_etc_s.pdfRead 13 October 2026Charging cradle about 42 g.

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

Width53.3Height53.3Depth23mm(2.1 × 2.1 × 0.9 in)1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Explicit maker width 53.3 mm, height 53.3 mm and depth 23 mm, stored as labelled.

Width69Height36Depth27mm(2.7 × 1.4 × 1.1 in)1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026About 69 x 36 x 27 mm, listed as width x height x depth.

Certifications

1 of 3 differ

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

Hi-Res Audio Wireless1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

Hi-Res Audio Wireless1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026Hi-Res Audio Wireless logo footnote.2Owner's manualeww.pavc.panasonic.co.jp/avcacc/technics/eah_az100/eah_az100_pnqw6265xa_si_en_cf_sp_ge_etc_s.pdfRead 13 October 2026Complies with the High Resolution Audio standard of the Japan Audio Association. Wireless high-resolution quality needs LDAC 990 kbps.

Communication certifications

Not available

Not available

FCC IDs

Not available

ACJ-EAH-AZ100R, ACJ-EAH-AZ100L2Owner's manualeww.pavc.panasonic.co.jp/avcacc/technics/eah_az100/eah_az100_pnqw6265xa_si_en_cf_sp_ge_etc_s.pdfRead 13 October 2026FCC ID ACJ-EAH-AZ100R and ACJ-EAH-AZ100L.

Other certifications

EU RoHS, REACH1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Maker footnote expressly states restricted-substance testing including EU RoHS and REACH. No medical clearance or skin-safety certification is inferred.

Not available

In the box

2 of 2 differ

In the box

Pair of earbuds, Charging case, Ear tips (S, M, L, M fitted), User guide, Safety and warranty information1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Maker list excludes a cable and lanyard. It lists S, M and L tips. The original guide confirms M attached.

USB charging cable, Ear tips XS, S, M, ML, L (M pre-installed)1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026Accessories row: USB cable and ear tips.

Cables included

ACMF Buds 2 Plus

Not available

BTechnics EAH-AZ100

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

Source1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026USB charging cable about 0.2 m, USB Type-C to USB Type-C.

Links

Not compared

Product page

us.nothing.tech/products/cmf-buds-2-plus1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026

help.na.panasonic.com/answers/what-features-make-eah-az100-unique3Maker product pagehelp.na.panasonic.com/answers/what-features-make-eah-az100-uniqueRead 13 October 2026

Spec sheet

us.nothing.tech/products/cmf-buds-2-plus1Maker product pageus.nothing.tech/products/cmf-buds-2-plusRead 8 October 2026Current maker product page contains the full Technical Specs table in its public embedded content. Selected reference is US Light Grey. Store identifiers are not assumed to be GTINs.

pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdf1Maker spec sheet (PDF)pstw.panasonic.com.tw/catalog/files/1_consumer/Technics/202511_Panasonic_Technics.pdfRead 13 October 2026

Manual

drv.dns-shop.ru/drivers/Manuals/C/cmf-by-nothing-buds-2-plus_instrukcia_165853_12112025.pdf2Owner's manualdrv.dns-shop.ru/drivers/Manuals/C/cmf-by-nothing-buds-2-plus_instrukcia_165853_12112025.pdfRead 8 October 2026Original multilingual Nothing-authored B184 user guide, one large foldout sheet, English panels read in full. Retailer-hosted copy. Official support documents were sought first. Manualslibraryy mirror was inaccessible.

eww.pavc.panasonic.co.jp/avcacc/technics/eah_az100/eah_az100_pnqw6265xa_si_en_cf_sp_ge_etc_s.pdf2Owner's manualeww.pavc.panasonic.co.jp/avcacc/technics/eah_az100/eah_az100_pnqw6265xa_si_en_cf_sp_ge_etc_s.pdfRead 13 October 2026

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.

Not available

Not available

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.

1year13Maker product pageus.nothing.tech/pages/terms-of-salesRead 8 October 2026US direct-store voluntary warranty lists headphones and other electronic devices as twelve months from delivery. Applies to selected US direct-store reference, not a worldwide term.

Not available

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