TV and audio / Earbuds

BeatsMusic earbuds
Studio Buds
Released June 2021.6Press articlemacrumors.com/2021/06/25/beats-studio-buds-apple-store-pickupRead 5 October 2026Same-day June 25 report says launched and Apple Store pickup available in US/Canada. Original maker June 14 orders and June 24 shipping schedule differ. Stored June 2021 month precision because first delivered-order day is not independently established. Last checked 23 October 2026.
- Form factor
- In-ear
- ANC
- Yes
- Battery life
- 8h
- With case
- 24h
79 of 166 fields known.
General
- Model numbers
- MJ4X3LL/A, A2512, A2513, A2514, MJ4Y3LL/A, MJ503LL/A, MMT93LL/A, MMT73LL/A, MMT83LL/A5Maker spec sheet (PDF)apple.com/education/pricelists/pdfs/Apple_US_Education_Institution_Price_List-03-16-2023.pdfRead 7 October 2026Original 2021 Black/White/Red codes and 2022 Moon Gray/Ocean Blue/Sunset Pink codes explicitly published in maker table. All color codes also mapped in flat variants. Factory A2512/A2513/A2514 identifiers preserved.11Owner's manualbeatsbydre.com/content/dam/beats-support/global/product-safety-and-handling/studio-buds-gen1/studiobuds-sh-zm.pdfRead 7 October 2026
- Announced
- 14 June 20212Press releasebeatsbydre.com/content/dam/beats/web/press/beats-studio-buds/studio-buds-press-kit.zipRead 7 October 2026
- Status
- Not available
- Predecessor
- Not available
- Successor
- Beats Studio Buds +21Reviewtechradar.com/reviews/beats-studio-buds-plus-a-clear-wireless-earbuds-upgradeRead 23 October 2026TechRadar calls the Beats Studio Buds Plus the follow-up to the Beats Studio Buds.
- Launch price (EU)
- Not available
- Colours
- Black, White, Beats Red, Moon Gray, Ocean Blue, Sunset Pink5Maker spec sheet (PDF)apple.com/education/pricelists/pdfs/Apple_US_Education_Institution_Price_List-03-16-2023.pdfRead 7 October 2026Maker US list page 23 includes six standard finishes. 2022 additional colors are same original hardware generation, not separate catalog products. List pricing dates are not announcement/retail dates.
Design
- Use one bud alone
- Either bud1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026
- RGB lighting
- Not available
Drivers and sound
- Drivers per bud
Type Diameter (mm) Count per earbud Dynamic 8.2 1 Source2Press releasebeatsbydre.com/content/dam/beats/web/press/beats-studio-buds/studio-buds-press-kit.zipRead 7 October 2026One driver per earbud. Dual-element describes the diaphragm, not two separate drivers. Original press PDF explicitly gives circular driver diameter 8.2 mm. Dynamic technology independently stated by Headphonecheck. Acoustic role omitted because not separately named.9Reviewheadphonecheck.com/test/beats-studio-budsRead 7 October 2026Exact original 2021 review Technical Specifications states Transducer principle: dynamisch. This supports dynamic type in driver row. Diameter and single-driver construction are maker evidence.- Driver size
- 8.2mm
- Drivers per bud
- 1
- Diaphragm material
- Not available
- Frequency response
- Not available
- Impedance
- Not available
- Sensitivity
- Not available
- Sensitivity reference
- Not available
- Max sample rate
- Not available
- Max bit depth
- Not available
- Adaptive EQ
- Not available
- Personalised sound
- Not available
- Custom EQ bands
- Not available
- EQ presets
- Not available
- Volume limit
- Not available
Spatial audio
- Spatial audio
- Dolby Atmos in Apple Music2Press releasebeatsbydre.com/content/dam/beats/web/press/beats-studio-buds/studio-buds-press-kit.zipRead 7 October 2026Page 1 explicitly automatic playback of Apple Music tracks mixed in Dolby Atmos. Static host/content processing, not dynamic head tracking or an ear/head profile.
Noise cancelling
- Active noise cancelling
- Yes1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026
- ANC attenuation (claimed)
- Not available
- Transparency mode
- Yes1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026
- Automatic ANC and transparency blend
- Not available
- Conversation detection
- Not available
Measured
- Frequency response notes (measured)
- Measured response follows the SoundGuys target broadly, with reduced low-mid frequencies.8Reviewsoundguys.com/beats-studio-buds-review-55281Read 5 October 2026Original model objective curve. Firmware, fixture, target revision and test codec unstated. Ratings and graph points are not converted to numerical dB.
- 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)
- Published ideal, office, street and windy microphone recordings.8Reviewsoundguys.com/beats-studio-buds-review-55281Read 5 October 2026
- 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)
ANC Hours (h) Yes 4.4 - Longest tested use per charge
- 4.4h
- 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
- 61Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 20267Press article9to5mac.com/2021/06/14/beats-studio-buds-now-official-features-priceRead 5 October 2026
- Bone conduction voice sensor
- Not available
- Mic noise reduction
- Not available
- Call audio bandwidth
- Not available
- Mic mute control
- Not available
- Sidetone
- Not available
Connectivity
- Connections
- Bluetooth1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026
- Bluetooth codecs
- SBC, AAC8Reviewsoundguys.com/beats-studio-buds-review-55281Read 5 October 2026
- Bluetooth profiles
- Not available
- LE Audio
- Not available
- Auracast
- Not available
- Multipoint devices
- Not available
- Multipoint with LDAC
- Not available
- Paired devices remembered
- Not available
- Automatic switching between own devices
- No8Reviewsoundguys.com/beats-studio-buds-review-55281Read 5 October 2026Review updated July 2024 explicitly no automatic audio switching, despite January 2022 firmware adding iCloud account pairing. Pairing sync is not automatic audio routing.
- Fast pairing
- Apple one-tap setup, Google Fast Pair1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026
- Audio sharing
- No9Reviewheadphonecheck.com/test/beats-studio-budsRead 7 October 2026Exact model review explicitly no Apple/Beats tandem audio sharing. Its old iCloud-pairing omission is superseded by January 2022 firmware and is not stored as current capability.14Owner's manualsupport.apple.com/guide/airpods/aside/iph9b2d76d2f/27/web/27Read 5 October 2026Current maker supported-headphones list includes Studio Buds+ and older Beats families, but excludes original Studio Buds. This corroborates exact original-model review. No sharing support inherited from Plus or account-pairing firmware.
- Wireless range (claimed)
- Not available
- 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
- iOS, macOS, Android4Owner's manualdevice.report/m/778c98e9ca6c7c979f8dd49e8410673e55a830bf95016e018db0df3c9c00adad.pdfRead 5 October 2026
- Connection per platform
Platform Connection Microphone works iOS Bluetooth Yes macOS Bluetooth Not available Android Bluetooth Yes - Features that need a specific device
Feature Needs Apple one-touch pairing iOS 14.6 or later Google Fast Pair Location enabled Full Android feature access Android 6.0 or newer, Google Play Service enabled and Google Account Hands-free Siri Internet access required. Availability and features vary by language and area. - Official licence
- Not available
Battery and charging
- Battery per bud
- 60mAh10Review52audio.com/archives/127308.htmlRead 7 October 2026Original Studio Buds A2512/A2513 teardown explicitly identifies MIC-POWER M1254S2 per-earbud cell, rated voltage 3.7 V and energy 0.222 Wh. Matching exact manufacturer/type/voltage/energy in a published component test summary establishes rated 60 mAh. Not derived by dividing Wh by voltage. Main approved the component identity match. Not Studio Buds Plus or Fit Pro battery inheritance.20Regulatory filingassets.jvc.com/Headphones/2026_Product_Line/SDS/HAA18T/TestSummary_HA-A18T_Earphones_2023.pdfRead 7 October 2026Exact MIC-POWER M1254S2 component. Normal voltage 3.7 V, rated capacity 60 mAh and energy 0.222 Wh. Manufacturer/lab UN38.3 summary issued January 3, 2023. Current published JVC directory links this PDF. The old 2025 path returns 404. Original Beats cell identity is independently stated by 52Audio. Main approved this exact component rating chain. No JVC whole-product facts or Wh/V calculation used.
- User-replaceable earbud battery
- Not available
- Claimed battery life
Mode Includes case recharges Hours (h) ANC off No 8 ANC off Yes 24 ANC on No 5 ANC on Yes 15 Transparency No 5 Transparency Yes 15 Source1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026Initial earbud charge plus two case recharges. Maker original release groups ANC or Transparency on at 5/15 h, off 8/24 h. Alternative modes, not simultaneous activation. Current FAQ repeats the ANC conditions. Full test source is original maker press release.2Press releasebeatsbydre.com/content/dam/beats/web/press/beats-studio-buds/studio-buds-press-kit.zipRead 7 October 2026Pages 2 to 3 original maker April 2021 preproduction iPhone 11 Pro Max test at 50% volume, 358 tracks. AAC file encoding is not Bluetooth codec proof. First earbud-stop endpoint. Case-inclusive test repeats recharge/playback to depletion. Exact firmware and ANC-on codec unstated.- Longest claimed use per charge
- 8h
- Playback per charge with ANC (claimed)
- 5h
- Playback per charge without ANC (claimed)
- 8h
- Total with case (claimed)
- 24h
- Total with case and ANC (claimed)
- 15h
- Talk time (claimed)
- Not available
- Full charge time, buds
- Not available
- Charging guidance
- Not available
Charging case
- User-replaceable case battery
- Not available
- Case charging port
- USB-C3Maker spec sheet (PDF)media.distrelec.com/Web/Downloads/_t/ds/Apple_BeatsStudioBuds_eng_tds.pdfRead 5 October 2026
- Case full charge time
- Not available
- Wireless standards
- Not available
- Wireless charging power
- Not available
- Speaker in case
- Not available
- Screen on case
- Not available
- Case works as audio transmitter
- Not available
Controls
- Controls
- Button, Voice commands1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026
- Gestures
- Single, double and triple button presses, Press and hold4Owner's manualdevice.report/m/778c98e9ca6c7c979f8dd49e8410673e55a830bf95016e018db0df3c9c00adad.pdfRead 5 October 2026Original manual single/double/triple presses and hold. Current maker support separately establishes later hold-volume remapping. No newer Plus mute-button feature inferred.
- Remappable controls
- Yes1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026Maker hold action can be remapped to noise control or voice assistant. Later firmware volume remapping is separately sourced. Merely disabling a control is not remapping.13Press article9to5mac.com/2022/01/25/latest-beats-studio-buds-firmware-update-enables-instant-pairing-via-icloud-and-new-volume-controlsRead 5 October 2026
- Voice assistant
- Siri, Default Android voice assistant1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026
Sensors and health
- Sensors
- Not available
- 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
- S, M, L1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026
- Ear tip materials
- Silicone2Press releasebeatsbydre.com/content/dam/beats/web/press/beats-studio-buds/studio-buds-press-kit.zipRead 7 October 2026
- Stabilisers
- None17Reviewsoundguys.com/samsung-galaxy-buds-2-vs-apple-airpods-3rd-generation-60919Read 7 October 2026Source explicitly distinguishes original Studio Buds from Fit Pro with wing tip. Inspected complete original maker render also shows stock compact buds without fins, hooks, clips or stabilization bands. Separately sold third-party silicone wings are not included fittings.18Maker product pagebeatsbydre.com/content/dam/beats-support/global/images/product-hero/set-up-and-use-beats-studio-buds.jpg.large.2x.jpgRead 7 October 2026Complete original black Studio Buds maker render inspected. Stock earbud contours have no stabilization wings, hooks or bands. Paired with explicit SoundGuys distinction from Fit Pro.
- Ear tip fit test
- Not available
- Dust and water rating, buds
- IPX41Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026Earbuds only. Maker explicitly case not sweat or water resistant. No case IP code inferred.
- Dust and water rating, case
- Not available
- Water resistance depth
- Not available
Software
- App platforms
- Android1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026
- User firmware updates
- Yes2Press releasebeatsbydre.com/content/dam/beats/web/press/beats-studio-buds/studio-buds-press-kit.zipRead 7 October 2026
- Finding network
- Last location in the app1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026Maker support and original launch release specify last connected location or a nearby sound. No offline crowdsourced Apple/Google network or case UWB inferred.
- Precision finding
- Not available
- Live translation
- Not available
Dimensions and weight
- Bud dimensions
- Not available
- Case dimensions
- Not available
Certifications
- Hi-Res Audio
- Not available
- Communication certifications
- Not available
- Other certifications
- ISED Canada 579C-A2512, ISED Canada 579C-A251311Owner's manualbeatsbydre.com/content/dam/beats-support/global/product-safety-and-handling/studio-buds-gen1/studiobuds-sh-zm.pdfRead 7 October 2026Explicit Canadian radio identifiers for original left/right earbuds A2512/A2513. Case A2514 is not assigned a radio identifier. Existing FCC IDs remain separate. This does not add Canadian retail SKU facts.
In the box
- In the box
- Beats Studio Buds earbuds, Matching charging case, Silicone ear tips in S, M and L, USB-C to USB-C charging cable, Quick Start Guide, b logo sticker, Warranty card3Maker spec sheet (PDF)media.distrelec.com/Web/Downloads/_t/ds/Apple_BeatsStudioBuds_eng_tds.pdfRead 5 October 2026Page 3 lists cable, supplied S/M/L tips with medium preinstalled, Quick Start Guide, b logo sticker and warranty card. Matching case also explicitly described. Adapter not in published list.
- Cables included
Type Length (m) Count USB-C to USB-C 0.22 1 Source3Maker spec sheet (PDF)media.distrelec.com/Web/Downloads/_t/ds/Apple_BeatsStudioBuds_eng_tds.pdfRead 5 October 2026Page 3 names one USB-C to USB-C cable. Maker length is unstated. The exact original model review separately describes and tabulates its included 22 cm cable. Review market is unstated.9Reviewheadphonecheck.com/test/beats-studio-budsRead 7 October 2026Reviewer explicitly describes included 22-centimetre USB-C to USB-C cable and publishes 22 cm in technical table. Converted to 0.22 m. Existing type/count preserved. This is the included original cable, not an optional replacement.
Links
- Product page
- www.beatsbydre.com/support/earbuds/studio-buds1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026Exact original 2021 Studio Buds support remains live. The original product URL and linked setup article now redirect to Studio Buds+, whose hardware and later software features are not borrowed.
- Spec sheet
- media.distrelec.com/Web/Downloads/_t/ds/Apple_BeatsStudioBuds_eng_tds.pdf3Maker spec sheet (PDF)media.distrelec.com/Web/Downloads/_t/ds/Apple_BeatsStudioBuds_eng_tds.pdfRead 5 October 2026Saved Apple technical specification for original Studio Buds. Title/photo Black, printed Apple US URL Red, same generation. Original product page now redirects to Plus. All 4 pages read. Maker publishes L/W/H axes, so dimensions are omitted instead of relabeled.
- Manual
- device.report/m/778c98e9ca6c7c979f8dd49e8410673e55a830bf95016e018db0df3c9c00adad.pdf4Owner's manualdevice.report/m/778c98e9ca6c7c979f8dd49e8410673e55a830bf95016e018db0df3c9c00adad.pdfRead 5 October 2026Original Apple Support HT212254 French maker manual, published July 21, 2021 and printed August 18, 2021. Four-page original preserved by Coolblue/device.report, independently reopened in peer review. Original English mirror is currently inaccessible. Current HT212254 redirects to the newer Plus guide, which is excluded. No hardware or US box values are transferred from a regional manual.
- EPREL registration number
- Not available
Warranty
- Manufacturer warranty (source market)
- 1year12Maker product pageapple.com/legal/warranty/products/accessory-warranty-english.htmlRead 5 October 2026Official Apple accessory limited warranty explicitly includes Beats-branded hardware, one year from original retail purchase. Optional retailer coverage and consumer statutory rights are separate.
Compare with
Pick a earbuds to see both side by side. Differences are marked yellow.
Variants
Each variant lists only what differs from the specs above.
| Model number | GTIN | Markets | Colours |
|---|---|---|---|
| MJ4X3LL/A | 194252388297 | US | Black |
| MJ4Y3LL/A | Not available | US | White |
| MJ503LL/A | Not available | US | Beats Red |
| MMT93LL/A | Not available | US | Moon Gray |
| MMT73LL/A | Not available | US | Ocean Blue |
| MMT83LL/A | Not available | US | Sunset Pink |
Sources
We read 21 sources for this earbuds. The numbers match the markers in the sheet.
- Maker product pagebeatsbydre.com/support/earbuds/studio-buds
- Maker spec sheet (PDF)media.distrelec.com/Web/Downloads/_t/ds/Apple_BeatsStudioBuds_eng_tds.pdf
- Maker product pageapple.com/legal/warranty/products/accessory-warranty-english.html
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