Headsets and headphones / Compare

beyerdynamic MMX 330 PRO vs Sony INZONE H9 II

A

Product A: beyerdynamic

MMX 330 PRO

57 of 161 known

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B

Product B: Sony

INZONE H9 II

84 of 161 known

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Every value links to where we found it.

Only differences

Abeyerdynamic MMX 330 PRO

BSony INZONE H9 II

General

6 of 8 differ

Series

MMX 3002Reviewheadphonecheck.com/test/beyerdynamic-mmx-330-proRead 23 October 2026Design section explicitly describes this as the new generation of the MMX 300 series.

INZONE1Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026Exact US WH-G910NB product page and FAQs. White model/color independently established by maker launch.

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

10011631Maker product pageeurope.beyerdynamic.com/p/mmx-330-proRead 23 October 2026

WH-G910NB, WH-G910NW, YY29871Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026Exact Black US model WH-G910NB. White model on separately cited WH-G910NW page. Global Help Guide cover YY2987.8Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nwRead 8 October 2026Exact current US White product page explicitly model WH-G910NW. Black WH-G910NB on separate maker page. Regulatory YY2987 on global Help Guide cover.

GTIN / EAN

40101180052201Maker product pageeurope.beyerdynamic.com/p/mmx-330-proRead 23 October 2026

0272429331569Retailer pagemicrocenter.com/product/701674/sony-inzone-h9-ii-wireless-noise-canceling-gaming-headset-blackRead 8 October 2026Product Information explicitly Mfr Part WHG910NB and UPC027242933156. Black US SKU only. No White UPC inferred.

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

5 September 20243Press releasebeyerdynamic.prezly.com/beyerdynamic-releases-the-mmx-330-pro-gaming-headsetRead 23 October 2026Announcement body is dated 5 September 2024. CMS header is 4 September. Body date is corroborated by maker comparison and contemporaneous SoundGuys report.

19 August 20255Press releasesony.mediaroom.com/2025-08-19-Sony-Electronics-Expands-its-INZONE-Gaming-Gear-Range-with-New-Headsets%2C-In-Ear-Monitors%2C-and-PeripheralsRead 8 October 2026August 19, 2025 US launch. Pricing: exact H9 II Black/White $349.99 MSRP. US availability in this source is preorder, not a proven retail day.

Status

Available1Maker product pageeurope.beyerdynamic.com/p/mmx-330-proRead 23 October 2026Standard black model offered for purchase and next-business-day shipment. MANUFAKTUR is excluded.

Available1Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026Exact US WH-G910NB product page and FAQs. White model/color independently established by maker launch.

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.

$329.994Press articlesoundguys.com/beyerdynamic-unveils-open-back-mmx-330-pro-gaming-headset-at-ifa-2024-123057Read 23 October 2026Contemporaneous US announcement on 5 September 2024 says available now for $329.99. Excludes sales tax.

$349.995Press releasesony.mediaroom.com/2025-08-19-Sony-Electronics-Expands-its-INZONE-Gaming-Gear-Range-with-New-Headsets%2C-In-Ear-Monitors%2C-and-PeripheralsRead 8 October 2026August 19, 2025 US launch. Pricing: exact H9 II Black/White $349.99 MSRP. US availability in this source is preorder, not a proven retail day.

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.

€2993Press releasebeyerdynamic.prezly.com/beyerdynamic-releases-the-mmx-330-pro-gaming-headsetRead 23 October 2026Maker launch recommended retail price EUR 299 including VAT.

Not available

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

Not available

US1Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026Exact US WH-G910NB product page and FAQs. White model/color independently established by maker launch.

ColoursiThe maker's own colour names

black1Maker product pageeurope.beyerdynamic.com/p/mmx-330-proRead 23 October 2026

Black, White1Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026Exact US WH-G910NB product page and FAQs. White model/color independently established by maker launch.8Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nwRead 8 October 2026White product page color selector. Black on separate exact maker listing. Future Fnatic Orange is not part of this US reference record.

Segment

Gaming1Maker product pageeurope.beyerdynamic.com/p/mmx-330-proRead 23 October 2026

Gaming1Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026Exact US WH-G910NB product page and FAQs. White model/color independently established by maker launch.

Design

3 of 7 differ

Form factor

Over-ear5Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1765Read 23 October 2026

Over-ear1Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026Exact US WH-G910NB product page and FAQs. White model/color independently established by maker launch.

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

Open5Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1765Read 23 October 2026Page 2 explicitly states Open. PC Gamer body describes a semi-open impression, but maker acoustic classification takes precedence.

Closed3Maker product pagesony.com.sg/electronics/support/headphones-gaming-headphones/wh-g910n/specificationsRead 8 October 2026Exact WH-G910N / INZONE H9 II specifications. Headphone type closed dynamic, diaphragm Carbon composite.

Wearing style

Headband5Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1765Read 23 October 2026

Headband2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

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

Not available

Flat7Reviewsoundguys.com/sony-inzone-h9-ii-review-xm6-sound-in-a-gaming-headset-not-quite-142782Read 8 October 2026Only cup rotation to flat is proved. No inward folding claim.

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

Not available

Yes7Reviewsoundguys.com/sony-inzone-h9-ii-review-xm6-sound-in-a-gaming-headset-not-quite-142782Read 8 October 2026Usage/alternatives explicitly says H9 II cups rotate to lie flat.

RGB lighting

Not available

Not available

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

Not available

Not available

Drivers and sound

12 of 20 differ

Driver type

Dynamic5Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1765Read 23 October 2026

Dynamic3Maker product pagesony.com.sg/electronics/support/headphones-gaming-headphones/wh-g910n/specificationsRead 8 October 2026Exact WH-G910N / INZONE H9 II specifications. Headphone type closed dynamic, diaphragm Carbon composite.

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

45mm6Reviewhifioasis.com/reviews/beyerdynamic-mmx-330-pro-reviewRead 23 October 2026Exact-model key specifications explicitly state Dynamic, 45 mm.

30mm1Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026Exact US WH-G910NB product page and FAQs. White model/color independently established by maker launch.

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

Not available

Not available

Diaphragm material

Not available

Carbon composite3Maker product pagesony.com.sg/electronics/support/headphones-gaming-headphones/wh-g910n/specificationsRead 8 October 2026Exact WH-G910N / INZONE H9 II specifications. Headphone type closed dynamic, diaphragm Carbon composite.

Magnet

Neodymium7Retailer pagemicrocenter.com/product/685583/beyerdynamic-mmx-330-pro-%25E2%2580%2593-wired-open-back-gaming-headsetRead 23 October 2026Exact 1001163 spec tab explicitly lists Neodymium. No driver specification is copied from MMX 300 PRO.

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 kHz5Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1765Read 23 October 2026Page 2 headphone acoustic range, EN 60268-7.

Min5 HzMax20 kHz2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Specifications page 101: 5 Hz to 20 kHz with headphone cable and power off.

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

Min20 HzMax20 kHz2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Specifications page 102: A2DP transmission band 20 Hz to 20 kHz at 44.1 kHz. Not acoustic response.

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.

48Ω5Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1765Read 23 October 2026Page 2 nominal impedance. Headphonecheck measured 49.7 ohms is not substituted for the maker claim.

21Ω2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Specifications page 101: passive power-off 21 ohm at 1 kHz. Powered analog 440 ohm retained here as qualifier.

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.

96dB5Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1765Read 23 October 2026Page 2, 96 dB SPL at 1 mW and 500 Hz.

100dB2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Specifications page 101: power-off 100 dB/mW. Power-on 111 dB/mW is not substituted.

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

Per 1 mW5Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1765Read 23 October 2026

Per 1 mW2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

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

0.05%5Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1765Read 23 October 2026Page 2 publishes less than 0.05% at 500 Hz. Stored upper bound. Test sound level is not specified.

Not available

Max input power

30mW5Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1765Read 23 October 2026

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.

No8Reviewtechradar.com/gaming/beyerdynamic-mmx-330-pro-reviewRead 23 October 2026Review explicitly says no sonic adjustments or selectable modes and no software.

Yes2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Apps and storage locations page 84: Sound Connect EQ stored in main unit and survives Bluetooth disconnect. Applies to Bluetooth and dongle OTHER mode. PC mode uses INZONE Hub EQ. Analog bypasses both.

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

Not available

107Reviewsoundguys.com/sony-inzone-h9-ii-review-xm6-sound-in-a-gaming-headset-not-quite-142782Read 8 October 2026App section explicitly ten-band sliders. Headphone and microphone EQ not conflated.

EQ presets

Not available

FPS 1, FPS 2, FPS 3, VALORANT, Apex Legends1Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026US FAQ explicitly VALORANT and Apex Legends. SoundGuys exact review separately names FPS-1, FPS-2 and FPS-3 presets.

Volume limit

Not available

Not available

Spatial audio

1 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

360 Spatial Sound for Gaming, 360 Reality Audio1Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026US FAQ explicitly 360 Spatial Sound for Gaming. Help Guide Sound Connect chapter explicitly 360 Reality Audio. Host/software requirements remain separate.

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

Not available

Not available

Head tracking

Not available

Not available

Noise cancelling

2 of 10 differ

Active noise cancelling

No9Retailer pagebhphotovideo.com/c/product/1872203-REG/beyerdynamic_1001163_wired_open_back_black_gaming.html/specsRead 23 October 2026Exact-model Headphone specification explicitly lists Active Noise Cancellation: No.

Yes1Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026Exact US WH-G910NB product page and FAQs. White model/color independently established by maker launch.

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

Yes1Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026Exact US WH-G910NB product page and FAQs. White model/color independently established by maker launch.

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

5 of 21 differ

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

Not available

Low sub-bass, a boost around 100 Hz and a dip just below 4 kHz relative to the house target.7Reviewsoundguys.com/sony-inzone-h9-ii-review-xm6-sound-in-a-gaming-headset-not-quite-142782Read 8 October 2026Measured response against SoundGuys house curve. Underemphasis 20 to 60 Hz, boost 100 Hz and dip before 4 kHz. No numeric target error inferred.

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

Not available

Recorded speech remains intelligible in ideal, office and reverberant conditions.7Reviewsoundguys.com/sony-inzone-h9-ii-review-xm6-sound-in-a-gaming-headset-not-quite-142782Read 8 October 2026Recorded ideal/office/reverberant demos in microphone section. SWB voice transmission bandwidth is not stored as acoustic mic response.

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.

Abeyerdynamic MMX 330 PRO

Not available

BSony INZONE H9 II

ANC	Hours (h)
No	48.53

Source7Reviewsoundguys.com/sony-inzone-h9-ii-review-xm6-sound-in-a-gaming-headset-not-quite-142782Read 8 October 2026Battery test 48 hours 32 minutes at 75 dB SPL with ANC off. Exact conversion to hours. Connection and codec unspecified and omitted. Different from maker game/chat battery conditions.

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

Not available

48.53h=CalculatedFrom Measured battery life

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.

311g(11 oz)10Measurementheadphonecheck.com/test/beyerdynamic-mmx-330-proRead 23 October 2026Reviewer technical results list 311 g without cable and 371 g with cable. Stock headset with fixed microphone. Scale and procedure are not identified. Maker claim is 318 g and remains in weight_g.

Not available

Microphone

11 of 16 differ

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

Fixed boom6Reviewhifioasis.com/reviews/beyerdynamic-mmx-330-pro-reviewRead 23 October 2026Review explicitly identifies a non-detachable microphone.

Detachable boom1Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026Exact US WH-G910NB product page and FAQs. White model/color independently established by maker launch.

Microphone element

Electret condenser5Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1765Read 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.

Cardioid5Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1765Read 23 October 2026

Cardioid1Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026Exact US WH-G910NB product page and FAQs. White model/color independently established by maker launch.

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

19Retailer pagebhphotovideo.com/c/product/1872203-REG/beyerdynamic_1001163_wired_open_back_black_gaming.html/specsRead 23 October 2026Exact-model Microphone specification explicitly lists Number of Voice Mics: 1. Other erroneous retailer connector entries are excluded.

Not available

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 kHz5Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1765Read 23 October 2026Page 2 microphone acoustic range under EN 60268-7. Published 21.6 mV/Pa sensitivity at 1 kHz cannot be copied into the dB sensitivity 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.

None11Reviewpcgamer.com/hardware/gaming-headsets/beyerdynamic-mmx-330-pro-reviewRead 23 October 2026Review explicitly says no noise-reduction software is included. Microphone directional rejection is passive, not transmitted-speech DSP.

AI1Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026FAQ explicitly AI-optimized voice noise filtering. Playback ANC is separate.

Flip to mute

No6Reviewhifioasis.com/reviews/beyerdynamic-mmx-330-pro-reviewRead 23 October 2026Microphone section explicitly says raising the boom does not mute it.

Not available

Mute button

Not available

Yes2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

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 marker12Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1863Read 23 October 2026Printed page 5: mute slider exposes a red physical marking, not an electronic light.

LED on mic2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Game-console operation chapter: red LED on tip of detachable microphone when muted. It does not light with headset powered off in analog mode.

Sidetone

Not available

Yes2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

Adjustable sidetone

Not available

Yes2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026INZONE Hub chapter explicitly adjusts sidetone volume. Phone call sidetone also documented.

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

Not available

Yes2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Included items and microphone positioning chapters explicitly windscreen.

Connectivity

13 of 20 differ

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

Analog12Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1863Read 23 October 2026

2.4 GHz, Bluetooth, Analog2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

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 TRRS12Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1863Read 23 October 2026Printed page 7 specifies dual 3.5 mm three-pole plugs and a supplied four-pole 3.5 mm combination-jack adapter.

3.5 mm TRRS2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Headphone cable chapter: CTIA-compliant four-pole L plug on source. Headset side is a special five-pole straight plug.

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

3.5 mm3Press releasebeyerdynamic.prezly.com/beyerdynamic-releases-the-mmx-330-pro-gaming-headsetRead 23 October 2026Launch connector table gives headset-end 3.5 mm. Manual page 4 specifies five poles and locking protection. Generic TRS cable compatibility is not implied.

3.5 mm2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

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

2.5m12Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1863Read 23 October 2026Printed page 7 supplied straight cable is 2.5 m. Optional 1.2 m console cable is excluded.

2m4Maker product pagesony.jp/inzone/products/INZONE_H9II/specRead 8 October 2026Headphone table: approximately 2.0 m supplied detachable headphone cable. USB charging cable length unstated. No package dimensions used.

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-C2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

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.

No8Reviewtechradar.com/gaming/beyerdynamic-mmx-330-pro-reviewRead 23 October 2026Exact review specifies wired analog 3.5 mm connections only, no USB path.

No7Reviewsoundguys.com/sony-inzone-h9-ii-review-xm6-sound-in-a-gaming-headset-not-quite-142782Read 8 October 2026Battery section explicitly lacks USB audio. Its accompanying no-play-while-charging sentence conflicts with primary guide and is rejected.

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.

Yes8Reviewtechradar.com/gaming/beyerdynamic-mmx-330-pro-reviewRead 23 October 2026Plug-and-play analog headset with no battery or powered sound modes. The microphone separately needs host mic bias.

Yes2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Supplied headphone cable chapter explicitly playback with power off. ANC then unavailable.

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

None8Reviewtechradar.com/gaming/beyerdynamic-mmx-330-pro-reviewRead 23 October 2026Wired-only analog model. Supplied adapter is passive analog.

Included2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

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-C2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

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

10m2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

Bluetooth

Not available

5.32Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

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

Not available

SBC, AAC, LC32Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Specifications lists SBC/AAC for Classic Audio and LC3 for compatible LE Audio devices.

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

Not available

Yes2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Android LE Audio pairing chapter requires compatible host and Sound Connect setting. Bluetooth version alone is not proof.

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

No7Reviewsoundguys.com/sony-inzone-h9-ii-review-xm6-sound-in-a-gaming-headset-not-quite-142782Read 8 October 2026Connection section explicitly no Bluetooth multipoint. Simultaneous dongle/Bluetooth is separately supported.

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

82Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Android pairing chapter explicitly up to eight paired devices.

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 pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026Exact US WH-G910NB product page and FAQs. White model/color independently established by maker launch.

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

2 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 Switch, Xbox Series X|S, Xbox One7Retailer pagemicrocenter.com/product/685583/beyerdynamic-mmx-330-pro-%25E2%2580%2593-wired-open-back-gaming-headsetRead 23 October 2026System requirements explicitly names Windows 10 and Windows 11. Named console generations are backed by TechRadar exact-model table.8Reviewtechradar.com/gaming/beyerdynamic-mmx-330-pro-reviewRead 23 October 2026Specs explicitly names PS5, PS4, Switch, Xbox Series X, Series S, Xbox One and PC. Micro Center independently identifies Windows 10/11.

Windows, PS5, Android, iOS1Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026Exact US WH-G910NB product page and FAQs. White model/color independently established by maker launch.

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 330 PRO

Platform	Connection
Windows	Analog
PS5	Analog
PS4	Analog
Nintendo Switch	Analog
Xbox Series X|S	Analog
Xbox One	Analog

Source8Reviewtechradar.com/gaming/beyerdynamic-mmx-330-pro-reviewRead 23 October 2026All listed routes use 3.5 mm. Unknown console microphone support remains omitted.

BSony INZONE H9 II

Not available

Official licence

Not available

Not available

Battery and charging

9 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 330 PRO

Not available

BSony INZONE H9 II

Connection	ANC	Hours (h)
2.4 GHz	Yes	24
2.4 GHz	No	40
Analog	Yes	30
Analog	No	48

Source2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Operating-time table pages 25 to 26. Stored 2.4 GHz maxima are game-only with mic unused, 24 h ANC on and 40 h off. Game-plus-chat instead 20/30 h. Dual-radio gaming/music is 18/24 h and cannot be represented distinctly. Powered analog is 30/48 h. No standalone Bluetooth runtime inferred.

Battery life (claimed, max)

Not available

48h=CalculatedFrom Claimed battery life

Battery life with ANC (claimed)

Not available

30h=CalculatedFrom Claimed battery life

Battery life without ANC (claimed)

Not available

48h=CalculatedFrom Claimed battery life

Charging port

None8Reviewtechradar.com/gaming/beyerdynamic-mmx-330-pro-reviewRead 23 October 2026Review identifies battery life as not applicable for this wired-only analog model.

USB-C2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

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

Not available

210min2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

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

Not available

5min2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

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

Not available

1h2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Available operating time page 26: about 60 minutes after five minutes charging. Review three-hour claim is rejected.

Use while charging

Not available

Yes2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Charging page 22 explicitly usable with USB AC adapter attached. Analog simultaneous charging is discouraged due to possible noise. No USB audio inferred.

Charging dock or stand

Not available

Not available

Controls

3 of 6 differ

Controls

In-line remote, Volume wheel, Slider12Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1863Read 23 October 2026Printed page 5 documents cable volume wheel and sliding microphone mute. Product page Without Remote row conflicts with exact manual and is not used.

Buttons, Volume wheel2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

Volume control

In-line remote12Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1863Read 23 October 2026Printed page 5 volume wheel is in the cable remote.

Wheel2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

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

Buttons2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Adjusting game/chat balance page 34 and connection-function table page 7: physical GAME/CHAT buttons balance separate Game and Chat output channels on computer with transceiver set to PC. Requires app audio destinations correctly selected. Unavailable via Bluetooth or analog and PS5 does not enable PC mode controls.

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

Not available

Not available

Wear detection

Not available

Not available

Voice assistant

Not available

Not available

Comfort and build

5 of 11 differ

Headband type

Padded1Maker product pageeurope.beyerdynamic.com/p/mmx-330-proRead 23 October 2026Comfort section describes memory-foam headband cushion with button closure.

Suspension strap1Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026Comfort FAQ explicitly suspension-style headband.

Headband material

Not available

Not available

Frame material

Spring steel headband2Reviewheadphonecheck.com/test/beyerdynamic-mmx-330-proRead 23 October 2026Design section explicitly identifies spring steel headband.

Not available

Ear cup material

Not available

Not available

Ear pad material

Velours1Maker product pageeurope.beyerdynamic.com/p/mmx-330-proRead 23 October 2026

Not available

Replaceable ear pads

Yes1Maker product pageeurope.beyerdynamic.com/p/mmx-330-proRead 23 October 2026

Yes2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Location and function of parts page 14: remove left ear pad by pulling straight and reattach six tabs until they click. Detachable boom installation page 11. No battery replacement inferred.

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

Clip2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Location and function of parts page 14: remove left ear pad by pulling straight and reattach six tabs until they click. Detachable boom installation page 11. No battery replacement inferred.

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-330-proRead 23 October 2026Maker lists these exact replaceable parts. MMX 330 PRO pads are model-specific and not interchangeable with MMX 300 PRO pads.

Ear pads, Detachable boom microphone2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Location and function of parts page 14: remove left ear pad by pulling straight and reattach six tabs until they click. Detachable boom installation page 11. No battery replacement inferred.

Software

3 of 3 differ

Companion app

Not available

INZONE Hub, Sony | Sound Connect2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

App platforms

Not available

Windows, iOS, Android2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

User firmware updates

Not available

Yes2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Keeping software up to date chapter directs exact headset firmware update via INZONE support.

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.

318g(11.2 oz)1Maker product pageeurope.beyerdynamic.com/p/mmx-330-proRead 23 October 2026Technical data explicitly gives headphones without cable: 318 g.

260g(9.2 oz)2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Specifications page 101: approximately 260 g without boom mic. Mic with windscreen separately 13 g. US banner 273 g refers to attached mic.

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

3 of 3 differ

In the box

MMX 330 PRO headset, 2.5 m PC cable, 15 cm console adapter, Microphone pop screen3Press releasebeyerdynamic.prezly.com/beyerdynamic-releases-the-mmx-330-pro-gaming-headsetRead 23 October 2026Launch scope-of-delivery table. Standard black hardware only.

INZONE H9 II headset, USB Type-C transceiver, USB-A to USB-C cable, Detachable boom microphone with windscreen, Headphone cable, Soft pouch, Documents2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Included items pages 9 to 10 explicitly USB-A to USB-C cable, detachable boom with windscreen, headphone cable, soft pouch and USB Type-C transceiver.

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

Abeyerdynamic MMX 330 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

Source3Press releasebeyerdynamic.prezly.com/beyerdynamic-releases-the-mmx-330-pro-gaming-headsetRead 23 October 2026Launch cable table explicitly gives both supplied lengths.

BSony INZONE H9 II

Type	Length (m)	Count
3.5 mm CTIA four-pole headphone cable	2	1
USB-A to USB-C charging cable	Not available	1

Source4Maker product pagesony.jp/inzone/products/INZONE_H9II/specRead 8 October 2026Headphone table: approximately 2.0 m supplied detachable headphone cable. USB charging cable length unstated. No package dimensions used.

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

None2Reviewheadphonecheck.com/test/beyerdynamic-mmx-330-proRead 23 October 2026Review explicitly says no carrying case or pouch is included.

Soft7Reviewsoundguys.com/sony-inzone-h9-ii-review-xm6-sound-in-a-gaming-headset-not-quite-142782Read 8 October 2026Exact Black WHG910NB.UC review. Firmware 0103, Sound Connect 12.2.0. Maker-provided sample tested one week.

Links

Not compared

Product page

europe.beyerdynamic.com/p/mmx-330-pro1Maker product pageeurope.beyerdynamic.com/p/mmx-330-proRead 23 October 2026

electronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nb1Maker product pageelectronics.sony.com/audio/gaming-audio/all-inzone-headsets/p/whg910nbRead 8 October 2026Exact US WH-G910NB product page and FAQs. White model/color independently established by maker launch.

Spec sheet

api.beyerdynamic.de/amfile/file/download/file/17655Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1765Read 23 October 2026

www.sony.com.sg/electronics/support/headphones-gaming-headphones/wh-g910n/specifications3Maker product pagesony.com.sg/electronics/support/headphones-gaming-headphones/wh-g910n/specificationsRead 8 October 2026Exact WH-G910N / INZONE H9 II specifications. Headphone type closed dynamic, diaphragm Carbon composite.

Manual

api.beyerdynamic.de/amfile/file/download/file/186312Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1863Read 23 October 2026

helpguide.sony.net/mdr/2987/v1/en/print.pdf2Owner's manualhelpguide.sony.net/mdr/2987/v1/en/print.pdfRead 8 October 2026Exact current Help Guide. Parts, charging, operating-time, connections, software and Specifications chapters.

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.

2years12Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1863Read 23 October 2026Printed page 7 states manufacturer limited warranty 2 years for European/German reference. Store extensions and statutory rights are excluded.

1year9Retailer pagemicrocenter.com/product/701674/sony-inzone-h9-ii-wireless-noise-canceling-gaming-headset-blackRead 8 October 2026Exact US Black WHG910NB listing Warranty and Vendor Warranty explicitly one-year limited parts and labor. Store protection plans and unrelated PowerSpec support duration are excluded.

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