Headsets and headphones / Compare

beyerdynamic MMX 300 PRO vs Turtle Beach Stealth 700 (Gen 3)

A

Product A: beyerdynamic

MMX 300 PRO

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B

Product B: Turtle Beach

Stealth 700 (Gen 3)

69 of 161 known

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All 161 fields

Every value links to where we found it.

Only differences

Abeyerdynamic MMX 300 PRO

BTurtle Beach Stealth 700 (Gen 3)

General

6 of 8 differ

Series

MMX1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026Maker describes the product as part of its MMX series.

Stealth1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026Stealth is the maker's headset line name. The sibling Stealth 600 Gen 3 uses the same series value.

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

7306701Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026

TBS-2101-05, HWBB00061Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026Selected Xbox Black model. Maker Product JSON-LD SKU TBS-2101-05. Other platform editions are not represented as variants because nonvariant audio fields and game/chat controls differ.2Owner's manualmanuals.plus/m/fca9064dc0e7c669f331c9590db35773583a02e5ef12f2da47848c2b22aea9f3_optim.pdfRead 8 October 2026QSG identifies headset certification model HWBB0006. HWAA0010 is the receiver model and is not included as a headset identifier.

GTIN / EAN

40101187306721Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026

07318550210554Maker spec sheet (PDF)boulanger.scene7.com/is/content/Boulanger/0731855021055_f_0Read 8 October 2026Distributor-hosted brand sales sheet explicitly matches the EAN to supplier reference TBS-2101-05, Xbox Black. Its EUR 199.99 suggested consumer price is not proven to be launch MSRP, so the launch prices come from the maker release in a later source.

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

2 July 20242Press releasebeyerdynamic.prezly.com/gaming-headset-with-studio-sound-beyerdynamic-releases-the-new-mmx-300-proRead 23 October 2026Release body is dated Heilbronn, 2 July 2024. CMS header is 1 July. Body identifies the launch and immediate availability.

19 August 20249Press releasegamedeveloper.com/press-release/best-selling-gaming-accessories-maker-turtle-beach-corporation-unveils-new-gaming-headsets-controllers-more-launching-fall-2024Read 10 October 2026Syndicated maker release dated 2024-08-19 (White Plains, NY) unveils the redesigned Stealth 700 and opens pre-orders. TechRadar reported it on 2024-08-20 with a 22 September 2024 launch.

Status

Available1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026Exact standard black model is offered for purchase and next-business-day shipment. MANUFAKTUR is excluded.

Available1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

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

Not available

Not available

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

Not available

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.

$299.993Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Contemporaneous 30 July 2024 US review specifies MSRP $299.99 for this exact model. US price excludes sales tax.

$199.998Press releases205.q4cdn.com/173492113/files/doc_news/TURTLE-BEACH-LAUNCHES-THE-THIRD-GENERATION-OF-ITS-BEST-SELLING-STEALTH-700-PREMIUM-WIRELESS-MULTIPLATFORM-GAMING-HEADSET-09-23-2024-2024.pdfRead 10 October 2026Maker launch release dated 2024-09-23: the Designed for Xbox, PlayStation and PC editions are all $199.99 MSRP. US MSRP is read as excluding sales tax.

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.

€2992Press releasebeyerdynamic.prezly.com/gaming-headset-with-studio-sound-beyerdynamic-releases-the-new-mmx-300-proRead 23 October 2026German launch recommended retail price, including VAT. Current discounts are excluded.

€199.998Press releases205.q4cdn.com/173492113/files/doc_news/TURTLE-BEACH-LAUNCHES-THE-THIRD-GENERATION-OF-ITS-BEST-SELLING-STEALTH-700-PREMIUM-WIRELESS-MULTIPLATFORM-GAMING-HEADSET-09-23-2024-2024.pdfRead 10 October 2026Same release: 199.99 EUR MSRP for all three editions, as published for the EU market. The release says worldwide availability and does not state VAT treatment.

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

DE2Press releasebeyerdynamic.prezly.com/gaming-headset-with-studio-sound-beyerdynamic-releases-the-new-mmx-300-proRead 23 October 2026Launch explicitly offers the product in the German maker shop.

Not available

ColoursiThe maker's own colour names

black1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026

Black1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Segment

Gaming1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026

Gaming1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Design

2 of 7 differ

Form factor

Over-ear4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026

Over-ear6Reviewthesixthaxis.com/2025/04/09/turtle-beach-stealth-700-gen-3-gaming-headset-reviewRead 8 October 2026Reviewer explicitly calls it a true over-ear headset.

Ear cup enclosureiClosed, open or semi-open acoustic enclosure. This does not describe how the headset folds.

Closed4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026

Closed11Reviewsoundguys.com/turtle-beach-stealth-700-gen-3-review-131399Read 10 October 2026Review says the headset relies on passive isolation through its closed-back design and has no ANC.12Spec databasesoundguys.com/product/turtle-beach-stealth-700-gen-3Read 10 October 2026Spec table for model TBS-2101-05: Acoustic Design Closed-back.14Reviewcgmagonline.com/review/turtle-beach-stealth-700-gen-3-headsetRead 10 October 2026Reviewer calls it a closed-back cup design.

Wearing style

Headband4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026

Headband6Reviewthesixthaxis.com/2025/04/09/turtle-beach-stealth-700-gen-3-gaming-headset-reviewRead 8 October 2026

FoldingiFlat means the ear cups rotate flat. Inward means the ear cups fold toward the headband.

None3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Design section explicitly says it does not fold.

Flat5Press articlesoundguys.com/the-turtle-beach-stealth-700-gen-3-is-here-but-has-it-maxed-out-124989Read 8 October 2026Article explicitly says earcups can be folded flat. This means rotation flat, not inward hinges.

Swivelling ear cupsiEar cups can rotate relative to the headband. Tilting alone does not count.

No3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Design section says cups do not swivel. Limited lateral fit adjustment is distinguished from swivel.

Yes5Press articlesoundguys.com/the-turtle-beach-stealth-700-gen-3-is-here-but-has-it-maxed-out-124989Read 8 October 2026Explicit flat rotation in the described design.

RGB lighting

No3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Specification table lists Lighting: None.

No7Reviewtechradar.com/gaming/turtle-beach-stealth-700-gen-3-reviewRead 8 October 2026Reviewer explicitly states no RGB lighting. Its nominal 405 g and unscoped wired USB claim are not imported. SoundGuys lists 408 g without measurement method, so headset weight remains unknown.

Lighting zonesiNumber of independently controllable lighting areas across both ear cups.

Not available

Not available

Drivers and sound

13 of 20 differ

Driver type

Dynamic4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026

Not available

Driver sizeiDiameter of the largest sound driver. Do not use the microphone capsule diameter.

45mm5Retailer pagemicrocenter.com/product/685512/beyerdynamic-mmx-300-pro-wired-gaming-headsetRead 23 October 2026Exact 730670 specification tab states Driver 45 mm.

60mm1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Drivers per sideiNumber of sound-producing transducers in one side, excluding microphones.

Not available

21Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026Maker describes a distinct woofer and tweeter separating high and low frequencies in each Eclipse dual driver. Physical sound-producing elements are counted, not microphone capsules.

Diaphragm material

Not available

Not available

Magnet

Neodymium5Retailer pagemicrocenter.com/product/685512/beyerdynamic-mmx-300-pro-wired-gaming-headsetRead 23 October 2026Exact 730670 specification tab states Magnet: Neodymium. Unreliable aggregator claims are not used.

Not available

Frequency response (wired or passive)iPublished acoustic range for wired listening, or the maker’s single range when no mode is distinguished. Power state and test standard belong in the source note.

Min5 HzMax40 kHz4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026Page 2 headphone technical specifications. Published acoustic range under EN 60268-7.

Min20 HzMax20 kHz1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026Xbox reference page gives its single acoustic range 20 Hz to 20 kHz. The PC edition has a different 10 Hz to 40 kHz mode and is not inherited.

Wireless audio transmission bandiFrequency range of audio transmitted over the wireless connection, not the acoustic response of the driver. Codec, sampling rate and bitrate conditions belong in the source note. When the maker gives a range per codec, the widest range is stored and its codec goes in the source note.

Not available

Not available

Impedance (passive when specified)iUse the headset-off value for a passive analog connection when the maker publishes both powered and passive values. Note the power state and test frequency.

48Ω4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026Page 2, nominal impedance per system. Analog-only model.

Not available

Sensitivity (passive when specified)iUse the headset-off figure when both powered and passive values exist. The power or voltage reference, test distance and frequency belong in the source note.

96dB4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026Page 2, 96 dB SPL at 1 mW and 500 Hz.

Not available

Sensitivity referenceiPublished power or voltage reference for sensitivity. Do not assume 1 mW when the source gives only a dB value.

Per 1 mW4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026

Not available

THD (claimed)iPublished distortion figure or numerical upper bound. The source note states any less-than sign and test level.

0.05%4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026Page 2 states less than 0.05% at 500 Hz. Stored numerical upper bound. Test sound level is not given.

Not available

Max input power

30mW4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026Page 2 power handling capacity 30 mW.

Not available

Max digital audio sample rateiHighest supported digital audio sample rate over a USB cable or wireless dongle. This is not the microphone rate or acoustic frequency response.

Not available

Not available

Max digital audio bit depthiHighest published digital playback bit depth over a USB cable or wireless dongle.

Not available

Not available

DAC

Not available

Not available

Personalised soundiA manufacturer-supported hearing test or ear scan creates a device sound profile tailored to the listener. Generic equalizer adjustments do not count.

Not available

Not available

Onboard EQiCustom playback EQ profiles stored in the headset and applied without the host app running. Note supported active connections. Receiver-only or software-only EQ does not count.

No3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Entirely analog headset with no built-in processing or bundled software. EQ requires external host processing.

Not available

Custom EQ bandsiNumber of bands in the custom playback equalizer. Microphone EQ bands are excluded.

Not available

101Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

EQ presets

Not available

Bass Boost, Signature Sound, Treble Boost, Vocal Boost1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Volume limit

Not available

Not available

Spatial audio

2 of 3 differ

Spatial audio supportiNamed headset or host spatial-audio systems that the maker or reviewer explicitly supports. A platform feature may require compatible hardware, software or a separate licence.

Not available

Waves 3D Audio1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026Xbox page FAQ: the Waves 3D Audio spatial presets are accessible in the Swarm II app. The page does not state a bundled paid licence, so no licence flag is stored.

Spatial audio licence includediA paid spatial-audio licence is bundled or embedded. Compatibility with a separately purchased app does not count.

No3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Review explicitly says no built-in virtual surround and no bundled surround software.

Not available

Head tracking

Not available

Not available

Noise cancelling

0 of 10 differ

Active noise cancelling

No6Reviewsoundguys.com/beyerdynamic-mmx-300-pro-review-121186Read 23 October 2026Exact-model FAQ explicitly says active noise cancellation is absent. The directional microphone is separate.

No6Reviewthesixthaxis.com/2025/04/09/turtle-beach-stealth-700-gen-3-gaming-headset-reviewRead 8 October 2026Reviewer explicitly states there is no playback ANC. AI microphone noise filtering is a separate feature. Platform edition is not identified, so no platform-specific measurements are transferred.

ANC typeiFeedforward uses outside microphones. Feedback uses inside microphones. Hybrid uses both. Voice-call noise filtering is separate.

Not available

Not available

ANC microphonesiTotal microphones used for active playback noise cancellation across both sides. Do not substitute the total physical or voice microphone count.

Not available

Not available

Adaptive ANCiNoise cancellation automatically changes with the environment or fit. Manually choosing a level does not count.

Not available

Not available

ANC levelsiNumber of adjustable cancellation strength steps. Off and transparency modes are excluded.

Not available

Not available

ANC attenuation (claimed)

Not available

Not available

Transparency mode

Not available

Not available

Adjustable transparency

Not available

Not available

Conversation detectioniAudio pauses or lowers automatically when the wearer speaks. Voice assistant activation does not count.

Not available

Not available

Wind noise reduction

Not available

Not available

Measured

3 of 21 differ

Frequency response notesiMeasured by a reviewer, not claimed by the maker

The measured response has reduced sub-bass, a lower-midrange dip and a pronounced treble peak.7Measurementsoundguys.com/beyerdynamic-mmx-300-pro-review-121186Read 23 October 2026Objective Measurements section compares the stock headset with the SoundGuys house target. Lower-midrange dip is around 200 to 500 Hz and treble peak around 6 to 8 kHz. Rig and firmware are not specified in this review.

SoundGuys measurement against its preference curve: strong low-end emphasis and a dip between 200 and 600 Hz, a V-shaped signature. The reviewer says Superhuman Hearing mode pretty much eliminates the bass emphasis.11Reviewsoundguys.com/turtle-beach-stealth-700-gen-3-review-131399Read 10 October 2026SoundGuys frequency response measurement against its preference curve, reviewed 2025-02-03 on firmware 6.96.1480.0 and Swarm II 4.1.7. Connection and platform are not stated. Review also lists 408 g and 200 x 173 x 94 mm without saying how the axes map, so dimensions are not stored.

Bass amountiReviewer’s bass deviation from its stated target. Positive is more bass. Target and test method belong in the source note.

Not available

Not available

Treble amountiReviewer’s treble deviation from its stated target. Positive is more treble. Target and test method belong in the source note.

Not available

Not available

Deviation from targetiReviewer’s full-range error from its target curve. Do not substitute a regional bass or treble error.

Not available

Not available

Consistency between fittingsiReviewer’s standard deviation across repeated fittings. Test rig and fitting procedure belong in the source note.

Not available

Not available

Harmonic distortioniIndependently measured harmonic distortion, with test level and method in the source note.

Not available

Not available

Sound leakageiIndependently measured leakage at 30 cm. Playback level and method belong in the source note.

Not available

Not available

Measured noise isolationiIndependently measured attenuation. Positive values mean more noise reduction. ANC state, rig and frequency bands belong in the source note.

Not available

Not available

Noise isolation (measured, best)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

Mic quality notesiMeasured by a reviewer, not claimed by the maker

Speech recordings sound natural and clear in the ideal-condition sample. Office and reverberant samples are also provided.7Measurementsoundguys.com/beyerdynamic-mmx-300-pro-review-121186Read 23 October 2026Reviewer recorded ideal, office and reverberant-space speech samples. No numeric speech-to-noise ratio or bandwidth is inferred.

Not available

Mic low-frequency extensioniMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic high-frequency extensioniMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic speech-to-noise ratioiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Measured latencyiEnd-to-end latency measured by a reviewer for a specific connection, platform and codec. Firmware, method and operating mode belong in the source note.

Not available

Not available

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

Not available

Not available

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

Not available

Not available

Measured battery lifeiReviewer’s continuous playback test. State the connection, ANC and lighting where known. Unknown settings stay omitted and are described in the source note.

Not available

Not available

Battery life (measured, max)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Clamping forceiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Weight (measured)iIndependently weighed headset. A review that repeats the maker’s number does not qualify. Cable and microphone inclusion belong in the source note.

Not available

408g(14.4 oz)13Reviewaphnetworks.com/reviews/turtle-beach-stealth-700-gen-3/2Read 10 October 2026Reviewer could not find an official weight and weighed the black review unit on a coffee scale: 408 g. The unit has an Xbox-labelled and a PC-labelled transmitter, so it is the Xbox edition. Scale accuracy and what was weighed are not stated. TechRadar lists 405 g and Windows Central 399 g without a method, so no claimed weight is stored.

Microphone

10 of 16 differ

MicrophoneiMain microphone used for speech. Secondary internal microphones may be described in the source note.

Fixed boom3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Design and microphone sections explicitly describe a non-detachable rotating gooseneck boom.

Fixed boom1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026Maker describes a fixed flip-to-mute boom. Folding the boom does not make it detachable or retractable.

Microphone element

Electret condenser4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026

Not available

Microphone pickup patterniUse the maker’s exact named pattern. Unidirectional does not establish whether the capsule is cardioid, supercardioid or hypercardioid.

Cardioid4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026

Unidirectional1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Voice microphonesiTotal microphones used for voice pickup or beamforming across both sides. ANC-only microphones are excluded.

Not available

112Spec databasesoundguys.com/product/turtle-beach-stealth-700-gen-3Read 10 October 2026Spec table for model TBS-2101-05: microphone Count 1, a flip-to-mute boom. The table also lists a cardioid pattern and a 32 kHz sample rate, which are not stored because the maker says unidirectional and ties 32 kHz to the PC edition.13Reviewaphnetworks.com/reviews/turtle-beach-stealth-700-gen-3/2Read 10 October 2026Reviewer describes one microphone on the front of the left ear unit that swings down for use.

Total microphonesiEvery physical microphone across the headset, including call, ANC and calibration microphones. Shared microphones count once. Excludes microphones in charging cases or receivers, and vibration sensors. Use an explicitly published physical total, never a sum of overlapping role counts.

Not available

Not available

Mic frequency responseiAcoustic microphone response, not its digital sampling rate. Connection-specific ranges belong in the source note.

Min20 HzMax20 kHz4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026Page 2 microphone technical specifications, EN 60268-7. Sensitivity is stated as 21.6 mV/Pa at 1 kHz, which has no directly compatible mV field.

Not available

Mic sensitivityiPublished microphone sensitivity. Reference such as dBV/Pa or dBFS, frequency and distance belong in the source note.

Not available

Not available

Mic signal-to-noiseiPublished microphone signal-to-noise ratio. Minimum or typical conditions belong in the source note.

Not available

Not available

Mic sample rateiExplicitly published digital microphone capture or speech sampling rate. State the audio route in the source note, or say it is unpublished. Internal capture does not prove the effective rate on every connection. Acoustic bandwidth, playback rate and generic microphone-chip capability do not qualify.

Not available

Not available

Mic noise reductioniProcessing that removes noise from transmitted speech. Playback ANC and a directional microphone alone do not count.

None3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Microphone section distinguishes cardioid directionality from software noise cancellation. No transmitted-speech DSP is present.

AI1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Flip to mute

Not available

Yes1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Mute button

Not available

Not available

Mute indicatoriPublished indication of microphone mute. mechanical_marker is a visible physical marker showing the microphone's mute-switch position. LED options require an electronic light. The in-line controller option is for a mute light on a cable remote.

Physical mute marker8Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1760Read 23 October 2026Printed page 5: sliding the mute switch down exposes a red physical marking. This is not an LED.

Not available

Sidetone

Not available

Yes1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Adjustable sidetone

Not available

Yes1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Foam microphone windscreeniA foam cover for the voice microphone. An internal metal mesh pop filter does not count.

Yes3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Review explicitly identifies a removable foam pop filter.

Not available

Connectivity

10 of 20 differ

Audio connectionsiConnections that carry playback audio. Charging or firmware USB alone does not count as USB audio.

Analog8Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1760Read 23 October 2026Printed pages 4 to 5 describe analog headphone and microphone plugs, plus console combination-jack adapter.

2.4 GHz, Bluetooth1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Analog source plugsiAnalog plug(s) supplied for the source device, including adapters. The headset-side jack is listed separately.

Dual 3.5 mm, 3.5 mm TRRS9Retailer pagethomann.fr/beyerdynamic_mmx_300_pro.htmRead 23 October 2026Exact product lists dual 3.5 mm source plugs and supplied two-female-to-one-TRRS console adapter. Confirmed by public Chrome retailer page after normal intl fetch failed.

Not available

Cable connector on headsetiConnection used by the playback cable at the headset. A fixed cable is not replaceable through a headset jack.

3.5 mm2Press releasebeyerdynamic.prezly.com/gaming-headset-with-studio-sound-beyerdynamic-releases-the-new-mmx-300-proRead 23 October 2026Connector table explicitly identifies 3.5 mm at the headset cable end. Manual page 4 specifies five poles and locking protection. This does not imply compatibility with generic TRS cables.

Not available

Longest included cableiLength of the longest supplied cable, including charging and dongle cables. Individual cable lengths are listed in Cables included.

2.5m8Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1760Read 23 October 2026Printed page 7: included straight playback cable is 2.5 m. Optional 1.2 m console cable is excluded.

0.7m1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Headset USB plug or portiUSB plug or port on the headset or its included wired audio adapter. A charging-only USB port can appear here.

Not available

USB-C1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Audio over USB-C cableiPlayback through a USB-C cable or included wired USB-C audio adapter. A charging-only USB-C port does not count.

No3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Review identifies an entirely analog model with 3.5 mm audio only.

No2Owner's manualmanuals.plus/m/fca9064dc0e7c669f331c9590db35773583a02e5ef12f2da47848c2b22aea9f3_optim.pdfRead 8 October 2026QSG explicitly labels headset USB port Charge and Update. Audio routes are wireless receivers and Bluetooth. The PC-only 24-bit receiver claim is not USB cable audio.

Passive wired listeningiAnalog playback works with the headset powered off or its battery empty. An active analog converter that needs headset power does not count.

Yes3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Entirely analog headset. The playback drivers use source power. Microphone needs the host mic bias supply specified by maker, not a headset battery.

No13Reviewaphnetworks.com/reviews/turtle-beach-stealth-700-gen-3/2Read 10 October 2026Reviewer states there is no passive passthrough port for wired listening.

Wireless receiveriDedicated wireless audio receiver or dongle. A wired USB sound card does not count.

None3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Wired-only model. Supplied adapter is passive analog, not a wireless receiver.

Included1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Wireless receiver connectoriPhysical USB connector on the receiver. Supplied extension cables and adapters are explained in the source note. Both means two native connector types.

Not available

USB-A1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Wireless range (claimed)iMaker’s advertised wireless range. Connection and indoor or outdoor conditions belong in the source note. Measured distance is not stored here.

Not available

Not available

Bluetooth

Not available

5.21Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Bluetooth codecsiNamed Bluetooth audio codecs supported by this exact model. Host, firmware and operating-mode restrictions belong in the source note.

Not available

Not available

LE AudioiLE Audio playback support. Bluetooth Low Energy for app control alone does not count.

Not available

Not available

AuracastiAuracast broadcast audio support. Required phone, firmware and app conditions belong in the source note.

Not available

Not available

Bluetooth multipointiCan remain connected to multiple Bluetooth source devices at once. Mixing Bluetooth with a proprietary dongle is a separate field. A maker's dual connection to two Bluetooth devices at once counts.

Not available

Not available

Multipoint devicesiNumber of Bluetooth source devices connected at once, not the number remembered for later pairing.

Not available

Not available

Paired devices remembered

Not available

Not available

Mixes 2.4 GHz and Bluetooth audioiPlays both wireless audio streams at the same time. Automatic switching or Bluetooth standby does not count.

Not available

Yes1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Fast pairing

Not available

Not available

Base station

Not available

Not available

Latency

None of 2 known

Low latency modeiA selectable mode intended to reduce audio delay. A low-latency connection without a distinct mode does not count.

Not available

Not available

Claimed latencyiMaker’s claimed delay for the stated connection and mode. Minimum claims and host restrictions belong in the source note.

Not available

Not available

Compatibility

3 of 3 differ

Compatible platformsiPlatforms with a documented audio path. This does not imply every connection or microphone function works. Platform editions must be checked individually.

Windows, PS5, PS4, Nintendo Switch1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026Maker names PC, PS5, PS4 and Nintendo Switch. Exact Windows 10/11 support is separately published by Micro Center. Generic Xbox lacks a generation, so no Xbox generation is inferred.5Retailer pagemicrocenter.com/product/685512/beyerdynamic-mmx-300-pro-wired-gaming-headsetRead 23 October 2026System requirements explicitly names Windows 10 and Windows 11. Console names are backed by maker page.

Xbox Series X|S, Xbox One, Windows, PS5, PS4, SteamOS, Android, iOS1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Connection per platformiOnly explicitly documented playback paths for the exact model. Microphone support is separate. Leave unknown microphone support omitted. An Xbox and a PlayStation edition of one headset can connect differently, so it is per variant.

Abeyerdynamic MMX 300 PRO

Platform	Connection	Microphone works
Windows	Analog	Yes
PS5	Analog	Not available
PS4	Analog	Not available
Nintendo Switch	Analog	Not available

Source1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026Manual page 4 documents separate PC audio output and microphone input. Maker FAQ documents 3.5 mm console playback. Console microphone support is not separately established.

BTurtle Beach Stealth 700 (Gen 3)

Platform	Connection
Xbox Series X|S	2.4 GHz
Xbox One	2.4 GHz
Windows	2.4 GHz
PS5	2.4 GHz
PS4	2.4 GHz
SteamOS	Bluetooth
Android	Bluetooth
iOS	Bluetooth

Source1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026Xbox edition: Xbox-specific receiver for Xbox One/Series, general USB receiver for Windows/PS4/PS5. Steam Deck and mobile use Bluetooth. Mic function is not asserted separately for each route.

Official licence

Not available

Designed for Xbox8Press releases205.q4cdn.com/173492113/files/doc_news/TURTLE-BEACH-LAUNCHES-THE-THIRD-GENERATION-OF-ITS-BEST-SELLING-STEALTH-700-PREMIUM-WIRELESS-MULTIPLATFORM-GAMING-HEADSET-09-23-2024-2024.pdfRead 10 October 2026Release names the Designed for Xbox edition as one of three platform editions. The PlayStation licence belongs to the separate PlayStation edition and is not inherited.

Battery and charging

5 of 13 differ

Battery capacityiRated capacity of one headset battery. Do not use case, receiver or total multi-battery capacity.

Not available

Not available

Swappable batteryiBattery can be exchanged by the user as part of normal operation. Service or recycling disassembly does not count.

Not available

Not available

Batteries includediNumber of headset batteries supplied, including the one already installed.

Not available

Not available

Claimed battery lifeiMaker’s maximum playback time per stated connection, codec, ANC, spatial audio and lighting settings. Name the spatial processing mode and other conditions in the source note. Unknown settings stay omitted.

Abeyerdynamic MMX 300 PRO

Not available

BTurtle Beach Stealth 700 (Gen 3)

Hours (h)
80

Source1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026Up to 80 hours per charge. The maker does not identify whether 2.4 GHz, Bluetooth or mixed playback was used, so connection and other test settings remain omitted.

Battery life (claimed, max)

Not available

80h=CalculatedFrom Claimed battery life

Battery life with ANC (claimed)

Not available

Not available

Battery life without ANC (claimed)

Not available

Not available

Charging port

None3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Entirely analog wired model with no battery or charging hardware.

USB-C1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Full charge timeiPublished time to fully charge a depleted headset. In-use charging can take longer.

Not available

Not available

Quick charge timeiCharge duration in the maker’s quick-charge claim. Read together with Quick charge playback.

Not available

15min1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Quick charge playbackiPlayback gained from Quick charge time. Charger power, codec, volume and ANC conditions belong in the source note.

Not available

3h1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026Maker claims three hours of use after fifteen minutes of charge. Playback connection, volume and charger power are not specified.

Use while charging

Not available

Not available

Charging dock or stand

Not available

Not available

Controls

4 of 6 differ

Controls

In-line remote, Volume wheel, Slider8Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1760Read 23 October 2026Printed page 5 shows cable volume wheel and sliding mic mute switch. Maker product-page Without Remote row is incorrect and contradicted by this exact manual and datasheet.

Buttons, Volume wheel, Chat mix wheel1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Volume control

In-line remote8Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1760Read 23 October 2026Printed page 5 locates volume control on the included cable remote.

Wheel1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Game and chat mixiBalances separate game and chat audio streams. Mixing Bluetooth and dongle source volume alone does not count. Supported platforms belong in the source note.

Not available

Hardware dial1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026Maker explicitly restricts physical Game/Chat Mix to Xbox. The secondary wheel can instead control microphone monitoring, bass/treble or noise gate.

Remappable controlsiOn-device button, touch or dial functions can be reassigned. Changing EQ alone does not count.

Not available

Yes1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Wear detection

Not available

Not available

Voice assistant

Not available

Not available

Comfort and build

6 of 11 differ

Headband type

Padded3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026

Padded6Reviewthesixthaxis.com/2025/04/09/turtle-beach-stealth-700-gen-3-gaming-headset-reviewRead 8 October 2026Reviewer describes thick, pliant headband padding.

Headband material

Leatherette over padding3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Design section describes a black leatherette-covered padded headband.

Steel-reinforced construction1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Frame material

Spring steel headband core1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026

Plastic with steel reinforcement12Spec databasesoundguys.com/product/turtle-beach-stealth-700-gen-3Read 10 October 2026Spec table for model TBS-2101-05: chassis primarily plastic with steel reinforcement. The maker also says steel-reinforced construction.13Reviewaphnetworks.com/reviews/turtle-beach-stealth-700-gen-3/2Read 10 October 2026Reviewer: primarily plastic and reinforced with metal in several places. The arms that attach to the ear units are metal and the extending headband part is plastic.

Ear cup material

Plastic3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Design section explicitly identifies plastic earcups.

Not available

Ear pad material

Velours1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026

Hybrid leatherette and athletic weave fabric with memory foam1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026Maker own Xbox description. Includes ProSpecs glasses relief. Generic plastics and diaphragm material are not inferred.

Replaceable ear pads

Yes1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026

Yes2Owner's manualmanuals.plus/m/fca9064dc0e7c669f331c9590db35773583a02e5ef12f2da47848c2b22aea9f3_optim.pdfRead 8 October 2026

Ear pad attachmentiHow a replacement ear pad attaches to the ear cup, not how the decorative outer cover attaches. A press-fit or snap-on pad counts as clip.

Not available

Stretch-over2Owner's manualmanuals.plus/m/fca9064dc0e7c669f331c9590db35773583a02e5ef12f2da47848c2b22aea9f3_optim.pdfRead 8 October 2026QSG removal procedure releases the cloth from the lip, then pulls the cushion away. Replacement reverses that procedure.

Ear pad openingiUsable opening inside an ear pad, excluding the outer cushion. Depth is the internal space between pad surface and driver cover.

Not available

Not available

Ear tips included

Not available

Not available

Dust and water rating

Not available

Not available

User-replaceable parts

Ear pads, Headband pad, Cable1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026Maker explicitly lists earpads, headband and cable as replacements. Manual pages 4 and 6 show user removal.

Ear pads2Owner's manualmanuals.plus/m/fca9064dc0e7c669f331c9590db35773583a02e5ef12f2da47848c2b22aea9f3_optim.pdfRead 8 October 2026

Software

3 of 3 differ

Companion app

Not available

Turtle Beach Swarm II1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

App platforms

Not available

Windows, Android, iOS1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

User firmware updates

Not available

Yes1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026Maker states over-the-air firmware updates through Swarm II. Official Xbox QSG also documents mobile and Windows update procedures.

Dimensions and weight

1 of 2 differ

Headset weightiPublished headset mass without detachable cable or microphone when stated. A fixed cable remains included. Any unqualified maker weight is identified in the source note.

314g(11.1 oz)1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026Technical data explicitly says headphones without cable: 314 g. Current datasheet and manual agree. Launch press table instead says 318 g and is superseded.

Not available

Headset dimensionsiBody size with headband upright and ear cups in their normal wearing position. Width is across the head, height is top to bottom, and depth is front to back. Folded or flat-swivel dimensions are not substituted.

Not available

Not available

Certifications

None of 3 known

Hi-Res Audio

Not available

Not available

Communication certifications

Not available

Not available

FCC ID

Not available

Not available

Other certifications

Not available

Not available

In the box

2 of 3 differ

In the box

MMX 300 PRO headset, 2.5 m PC cable, 15 cm console adapter, Gooseneck pop screen2Press releasebeyerdynamic.prezly.com/gaming-headset-with-studio-sound-beyerdynamic-releases-the-new-mmx-300-proRead 23 October 2026Scope of delivery table. Standard black model only.

Turtle Beach Stealth 700 Wireless Gaming Headset, Two CrossPlay USB Wireless Transmitters, 0.7 m Charging Cable (USB-A to USB-C), Quick Start Guide1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Cables includediSupplied playback, charging, dongle and adapter cables. A permanently attached headset cable is included and named as fixed.

Abeyerdynamic MMX 300 PRO

Type	Length (m)	Count
Detachable headset cable to dual 3.5 mm PC plugs	2.5	1
Dual 3.5 mm sockets to 3.5 mm combination-jack console adapter	0.15	1

Source2Press releasebeyerdynamic.prezly.com/gaming-headset-with-studio-sound-beyerdynamic-releases-the-new-mmx-300-proRead 23 October 2026Launch table gives each supplied cable length. Optional short console cable is not included.

BTurtle Beach Stealth 700 (Gen 3)

Type	Length (m)	Count
USB-A to USB-C charging cable	0.7	1

Source1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Carrying caseiSupplied carrying case or pouch. A retail carton does not count as a carrying case.

None6Reviewsoundguys.com/beyerdynamic-mmx-300-pro-review-121186Read 23 October 2026Use section explicitly says it does not come with a carrying case.

None1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026The maker's in-the-box list has the headset, two transmitters, a charging cable and a quick start guide. No case or pouch is listed.

Links

Not compared

Product page

europe.beyerdynamic.com/p/mmx-300-pro1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026

www.turtlebeach.com/products/stealth-700-gen-3-headset1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Spec sheet

api.beyerdynamic.de/amfile/file/download/file/17594Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026

www.turtlebeach.com/products/stealth-700-gen-3-headset1Maker product pageturtlebeach.com/products/stealth-700-gen-3-headsetRead 10 October 2026

Manual

api.beyerdynamic.de/amfile/file/download/file/17608Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1760Read 23 October 2026

manuals.plus/m/fca9064dc0e7c669f331c9590db35773583a02e5ef12f2da47848c2b22aea9f3_optim.pdf2Owner's manualmanuals.plus/m/fca9064dc0e7c669f331c9590db35773583a02e5ef12f2da47848c2b22aea9f3_optim.pdfRead 8 October 2026Original maker-authored Xbox QSG 426-255-005-501 RA read in full on this public PDF mirror. Official Turtle Beach support redirects to its home page, and the earlier distributor mirror no longer serves the file. The mirrored original confirms HWBB0006, USB Charge and Update, and reversible cloth-from-lip ear-pad removal.

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.

2years8Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1760Read 23 October 2026Printed page 7 gives beyerdynamic limited warranty of 2 years. European/German reference. Retailer warranty extensions are excluded.

1year10Maker product pagesupport.turtlebeach.com/articles/en_US/Knowledge/218942167-Warranty-and-End-User-LicenseRead 10 October 2026Limited USA and Canada warranty: one year for retail Turtle Beach hardware, two years for ROCCAT products and Turtle Beach Elite model headsets. Stealth 700 Gen 3 is not an Elite model. Statutory rights and retailer plans are excluded.

Both are also in the API. Back to all headsets and headphones.