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Bose QuietComfort Headphones (2nd Gen)

BoseMusic headset

QuietComfort Headphones (2nd Gen)

Released August 2026.13Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026Maker launch paragraph says shipping starts August 13 2026. Preorder August 8 is separate. This is the international marketed generation release, US Black launch reference. Last checked 16 October 2026.

Form factor
Over-ear
Audio connections
Analog, USB, Bluetooth
Active noise cancelling
Yes
Battery life (claimed, max)
24h

87 of 161 fields known.

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At a glance

All specs

SourceCalculated

General

Series
QuietComfort1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Exact QuietComfort Headphones (2nd Gen) product identity. Ultra, original 2023 QuietComfort and soft-case SC packages are excluded.
Model numbers
443644, 895491-01002Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Original Bose 2026 guide AM901307-0010 Rev01, regulatory pages 4-8 name model 443644. Commercial 895491-0100 comes from the exact retailer below.6Retailer pagenfm.com/bose-quietcomfort-2nd-gen-headphones-in-black-70869201/70869201.htmlRead 8 October 2026Exact US Black item 70869201 lists Model 895491-0100. The commercial identifier and regulatory 443644 are separate naming systems. No soft-case SC bundle or Ultra identifier.
GTIN / EAN
0178178596846Retailer pagenfm.com/bose-quietcomfort-2nd-gen-headphones-in-black-70869201/70869201.htmlRead 8 October 2026Exact US Black item 70869201 lists UPC 017817859684. No soft-case SC bundle or Ultra identifier.
Announced
6 August 20263Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026Dated maker launch announcement August 6 2026. Preorder August 8, shipping August 13.
Status
Available1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Exact US Black reference can be purchased at the time of access.
Predecessor
Bose QuietComfort Headphones (2023)3Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026The release refines the first-generation 2023 QuietComfort Headphones. No Ultra predecessor inferred.
Successor
Not available
Launch price (US)
$3593Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026US launch paragraph states 359 USD. Excludes tax and later discounts.
Launch price (EU)
Not available
Markets
US1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Exact US product page and US retailer SKU prove US sale. Page language alone is not used.
Colours
Black1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Black selected on exact maker page. Reference is US Black 895491-0100. Other colourways are not variants in this reference file.
Segment
Music1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Maker Headphones category, everyday music listening product. USB videoconferencing support does not establish a dedicated office edition.

Design

Form factor
Over-ear1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Technical Specifications explicitly Around Ear Circumaural.
Ear cup enclosure
Closed10Retailer pagebhphotovideo.com/c/product/1993087-REG/bose_895491_0100_quietcomfort_headphones_2nd_gen.htmlRead 8 October 2026Exact US Black 895491-0100 Specs, Open/Closed-Back: Closed-Back. No fold geometry substitution.
Wearing style
Headband1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Technical Specifications Headband: On Head Adjustable.
Folding
Flat and inward2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Care and Maintenance pages 37-38: rotate both cups flat, retract into the headband, fold the left cup inward toward the headband and place in the case.
Swivelling ear cups
Yes2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Care and Maintenance page 37: rotate earcups inward until flat. B&H lists swivel No, which conflicts and is excluded.
RGB lighting
Not available
Lighting zones
Not available

Drivers and sound

Driver type
Dynamic10Retailer pagebhphotovideo.com/c/product/1993087-REG/bose_895491_0100_quietcomfort_headphones_2nd_gen.htmlRead 8 October 2026Exact SKU Specs, Driver Type: Dynamic. Diameter omitted due to a credible 30 mm and 40 mm source conflict.
Driver size
Not available
Drivers per side
110Retailer pagebhphotovideo.com/c/product/1993087-REG/bose_895491_0100_quietcomfort_headphones_2nd_gen.htmlRead 8 October 2026Exact SKU Specs Number of Drivers: 1 per Earpiece. Microphones not counted as audio transducers.
Diaphragm material
Not available
Magnet
Not available
Frequency response (wired or passive)
Not available
Wireless audio transmission band
Not available
Impedance (passive when specified)
Not available
Sensitivity (passive when specified)
Not available
Sensitivity reference
Not available
THD (claimed)
Not available
Max input power
Not available
Max digital audio sample rate
48kHz5Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Wired listening FAQ: lossless USB input up to 24-bit/48 kHz. No Bluetooth codec maximum imported.
Max digital audio bit depth
24bits5Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Wired listening FAQ: USB input 24-bit/48 kHz.
DAC
Not available
Personalised sound
Not available
Onboard EQ
Not available
Custom EQ bands
33Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026Controls Connectivity Convenience section explicitly adjustable three-band EQ in Bose app.
EQ presets
Bass Boost, Treble Boost7Reviewsoundguys.com/i-tested-the-bose-quietcomfort-headphones-2nd-gen-and-theyre-a-legit-upgrade-161251Read 8 October 2026Sound section separately measures named Bass Boost and Treble Boost presets. No unnamed presets inferred.
Volume limit
Not available

Spatial audio

Spatial audio support
Bose Immersive Audio, Cinema Mode3Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026Immersive Listening section names Bose TrueSpatial and Bose Immersive Audio Still, Motion and Cinema listening modes. Works with any audio source, not licensed Dolby Atmos decoding.
Spatial audio licence included
Not available
Head tracking
Yes3Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026Still keeps virtual audio fixed in the room as the head moves. Motion follows head movement. Maker spatial head-movement behavior.

Noise cancelling

Active noise cancelling
Yes1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Technical Specifications says active adjustable noise cancellation. ANC can be disabled in the app.
ANC type
Hybrid1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Acoustic Noise Cancelling FAQ explicitly identifies microphones inside and outside the earcups. Hybrid architecture, not inferred solely from adaptive controls.
ANC microphones
63Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026Noise section explicitly describes six-microphone system compensating for earcup seal gaps and maintaining active cancellation. Six is the complete system across headphones, not per cup. Separate call-microphone role count remains unproved.
Adaptive ANC
Yes3Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026Noise section identifies adaptive feedforward controls compensating gaps from glasses, hair and hats. ActiveSense increases cancellation for sudden sounds in Aware mode.
ANC levels
109Reviewtomsguide.com/audio/headphones/bose-quietcomfort-headphones-2nd-gen-reviewRead 8 October 2026Review ANC section states 10 levels of adjustment. Off, Aware and custom mode counts are excluded.
ANC attenuation (claimed)
Not available
Transparency mode
Yes1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Aware Mode FAQ explicitly identifies transparency using microphone arrays to reproduce environmental sound.
Adjustable transparency
Yes3Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026Custom Modes explicitly let users set individual balance between noise cancelling and acoustic transparency.
Conversation detection
Not available
Wind noise reduction
Yes4Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Listening Modes Custom row, page 23: supports a wind block noise-control setting. This is selectable processing, not an inferred foam microphone windscreen.

Measured

Frequency response notes
The measured response has slightly emphasized bass and mids. The treble has peaks and dips. Disabling ANC makes the response more uneven.7Reviewsoundguys.com/i-tested-the-bose-quietcomfort-headphones-2nd-gen-and-theyre-a-legit-upgrade-161251Read 8 October 2026Reviewer curves relative to the SoundGuys preference target, default profile and ANC on and off. Firmware and connection or codec are not published. Numerical dB and THD values are not read from graphs.
Bass amount
Not available
Treble amount
Not available
Deviation from target
Not available
Consistency between fittings
Not available
Harmonic distortion
Not available
Sound leakage
Not available
Measured noise isolation
Not available
Noise isolation (measured, best)
Not available
Passive isolation (measured)
Not available
Mic quality notes
Speech was clear in quiet and reverberant rooms. Office noise weakened clarity. Street and wind tests suppressed more of the voice along with background noise.7Reviewsoundguys.com/i-tested-the-bose-quietcomfort-headphones-2nd-gen-and-theyre-a-legit-upgrade-161251Read 8 October 2026Ideal, office, street, wind and reverberant microphone demos. Firmware, phone, codec and USB or Bluetooth route are unreported. No numeric microphone frequency limits inferred.
Mic low-frequency extension
Not available
Mic high-frequency extension
Not available
Mic speech-to-noise ratio
Not available
Measured latency
Not available
Bluetooth latency (measured, worst)
Not available
2.4 GHz latency (measured, worst)
Not available
Measured battery life
Not available
Battery life (measured, max)
Not available
Clamping force
Not available
Weight (measured)
Not available

Microphone

Microphone
Built-in7Reviewsoundguys.com/i-tested-the-bose-quietcomfort-headphones-2nd-gen-and-theyre-a-legit-upgrade-161251Read 8 October 2026Call section describes headphone microphones used for calls. The owner guide Device Voice Control section also identifies earcup microphones. No in-line microphone in the supplied analog cable.
Microphone element
Not available
Microphone pickup pattern
Not available
Voice microphones
Not available
Total microphones
Not available
Mic frequency response
Not available
Mic sensitivity
Not available
Mic signal-to-noise
Not available
Mic sample rate
16kHz5Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Wired listening FAQ: voice output signal up to 24-bit/16 kHz through USB-C. This is transmitted USB microphone audio, not acoustic microphone bandwidth.
Mic noise reduction
Not available
Flip to mute
Not available
Mute button
Not available
Mute indicator
Not available
Sidetone
Yes2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Noise Cancellation While On a Call, page 20: Self voice is activated so the user hears their voice naturally.
Adjustable sidetone
Yes2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Page 20 directs Self voice adjustment through Bose app Settings. Maker FAQ says self voice is unavailable with ANC disabled.
Foam microphone windscreen
Not available

Connectivity

Audio connections
Analog, USB, Bluetooth2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Bluetooth menu pairing page 26, Aux Audio page 31 and USB Type-C Audio page 32 document these source audio routes. The analog source uses an active USB-C to 3.5 mm cable.
Analog source plugs
3.5 mm TRS14Reviewrtings.com/headphones/reviews/bose/quietcomfort-headphones-2nd-genRead 8 October 2026Exact review Wired Gaming verdict identifies the included 1/8-inch TRS-to-USB-C cable as audio-only. This is the analog source plug. The headset has USB-C, requires power and disables voice pickup on this route per owner guide page 31.
Cable connector on headset
USB-C2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Aux Audio page 31: both supplied cables attach to USB-C on the right cup. No 3.5 mm headset socket or original 2.5 mm jack.
Longest included cable
Not available
Headset USB plug or port
USB-C2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Headphone Controls diagram and Wired Connections identify USB-C port on right cup.
Audio over USB-C cable
Yes2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026USB Type-C Audio page 32 supports playback from a connected USB-C source.
Passive wired listening
No2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Aux Audio page 31 requires the headphones to be powered on. Battery-depleted operation requires a powered USB connection, not passive analog playback.
Wireless receiver
None11Reviewrtings.com/headphones/reviews/bose/quietcomfort-headphones-2nd-genRead 8 October 2026Wireless Gaming verdict says no low-latency wireless dongle is included. Generic optional Bluetooth transmitters such as AirFly do not establish a dedicated 2.4 GHz headset receiver.
Wireless receiver connector
Not available
Wireless range (claimed)
9m1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Range FAQ: up to 30 ft (9 m). The maker metric claim of 9 m is stored, not a conversion of the rounded 30 ft. Walls, doors and radio interference reduce range.
Bluetooth
5.41Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Technical Specifications explicitly Bluetooth 5.4. Bluetooth Low Energy listing does not establish LE Audio support.
Bluetooth codecs
SBC, AAC7Reviewsoundguys.com/i-tested-the-bose-quietcomfort-headphones-2nd-gen-and-theyre-a-legit-upgrade-161251Read 8 October 2026Exact 2nd Gen review Connectivity section: SBC and AAC only, no LDAC or aptX. No sibling Ultra codec inherited.
LE Audio
No8Reviewexpertreviews.co.uk/technology/headphones-audio/bose-quietcomfort-headphones-2nd-gen-reviewRead 8 October 2026The exact base QCH2 review says no LE Audio and no Auracast. Source tested for 3 weeks. Original Ultra or Ultra 2 later beta firmware excluded.
Auracast
No7Reviewsoundguys.com/i-tested-the-bose-quietcomfort-headphones-2nd-gen-and-theyre-a-legit-upgrade-161251Read 8 October 2026Connectivity: no Auracast at launch. Later Ultra LE Audio and Auracast firmware is excluded from this base model.
Bluetooth multipoint
Yes1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026FAQ explicitly maintains connection to two devices simultaneously.
Multipoint devices
21Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026FAQ explicitly two simultaneous Bluetooth source connections. Pairing memory is separate.
Paired devices remembered
Not available
Mixes 2.4 GHz and Bluetooth audio
Not available
Fast pairing
Google Fast Pair2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Bluetooth Connections, page 30: Google Fast Pair enables one-tap pairing on Android devices. Bluetooth and Location must be enabled. No Swift Pair inferred.
Base station
Not available

Latency

We could not find any of these 2 fields. Show them
Low latency mode
Not available
Claimed latency
Not available

Compatibility

Compatible platforms
Android, iOS12Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Bose App setup page 12 directs to the App Store and Google Play. Bluetooth Fast Pair is explicitly Android. Phone Call and Voice Control sections document microphone operation on a paired mobile source. No specific desktop or console USB compatibility is inferred from generic computer charging instructions.
Connection per platform
PlatformConnectionMicrophone works
AndroidBluetoothYes
iOSBluetoothYes
Source12Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Phone Call and Voice Control sections document microphone operation on a paired mobile source over Bluetooth. Bose App setup page 12 directs to the App Store and Google Play. No specific desktop or console USB compatibility is inferred from generic computer charging instructions.
Official licence
Not available

Battery and charging

Battery capacity
530mAh10Retailer pagebhphotovideo.com/c/product/1993087-REG/bose_895491_0100_quietcomfort_headphones_2nd_gen.htmlRead 8 October 2026Exact SKU Battery section: 530 mAh LiPo battery. Typical or rated basis unstated. Manufacturer manual omits capacity. The exact 2nd Gen John Lewis item independently indexed 530 mAh. Inaccurate retailer cable and wired-support rows are excluded.
Swappable battery
No2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Safety section says battery removal is only by a qualified professional. Page 39 directs Bose battery service and compatible Bose-certified batteries. No routine user exchange or disposal procedure is represented as swappable operation.
Batteries included
Not available
Claimed battery life
ANCSpatial audioHours (h)
YesNo24
YesYes18
Source4Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Battery page 34: 24 h full ANC with Immersive Audio off and 18 h full ANC with Immersive Audio on. Connection and codec are unstated in this claim, so the rows leave them unknown. Maker product footnote gives 75 dB SPL volume. These are not ANC-off figures or the Ultra 30 h.
Battery life (claimed, max)
24h
Battery life with ANC (claimed)
24h
Battery life without ANC (claimed)
Not available
Charging port
USB-C2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Battery page 33: charges through the right-earcup USB-C.
Full charge time
180min2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Battery page 34 says allow up to 3 hours. Faster powered off. Slower during use.
Quick charge time
15min2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Battery page 34: a 15 minute charge of a depleted battery gives up to 2.5 hours with ANC on and Immersive Audio off.
Quick charge playback
2.5h2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Page 34 footnote: 75 dB SPL playback, 3-band EQ at zero, Quiet full ANC and Immersive Audio off. Up to 2.5 h. The Immersive Audio on alternative of 2 h is not this field. Maker test conducted April 2025 on production-representative 2nd Gen units.
Use while charging
Yes2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Battery page 33: Bluetooth or USB audio during charging. Page 32 supports battery-depleted operation using external USB power. Analog playback while charging is not asserted.
Charging dock or stand
Not available

Controls

Controls
Buttons2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Headphone Controls pages 13-19 describe the Bluetooth/Power switch, Action, multifunction and volume buttons. No touch controls inferred.
Volume control
Buttons2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Media Playback and Volume page 16 uses plus and minus buttons.
Game and chat mix
Not available
Remappable controls
Yes2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Shortcuts page 19 allows enabling, disabling or changing the Action-button shortcut through the app. Other fixed buttons are not described as remappable.
Wear detection
No9Reviewtomsguide.com/audio/headphones/bose-quietcomfort-headphones-2nd-gen-reviewRead 8 October 2026Review Specs and Design sections state no wear detection. No RGB or additional microphone sensors inferred from missing wear detection.
Voice assistant
Not available

Comfort and build

Headband type
Padded3Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026Refined Design section explicitly plush soft synthetic-leather headband cushioning.
Headband material
Plastic with protein-leather cushioning1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Product comparison identifies streamlined plastic headband. Protein-leather material and plush headband cushioning are described in exact product specs and launch release. No prior-model steel reinforcement imported.
Frame material
Plastic yoke1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Product comparison, exact second-generation column explicitly plastic yoke. This describes the structural yoke, not a claim that every internal part is plastic.
Ear cup material
Not available
Ear pad material
Protein leather1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Technical Specifications Ear Cushion Material explicitly Protein Leather.
Replaceable ear pads
Yes1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Technical Specifications says Removable Cushion. Owner guide pages 40-41 releases and reinstalls all retaining tabs and identifies replacement accessories.
Ear pad attachment
Clip2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Pages 40-41: release tabs around the earcup rim and snap every tab back into place. Stored as clip, not magnetic or twist-lock.
Ear pad opening
Not available
Ear tips included
Not available
Dust and water rating
Not available
User-replaceable parts
Ear cushions, USB-C cables2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Pages 40-41 show removable cushions and page 39 lists replacement accessories. Both USB cables are separate replaceable accessories. Battery service is excluded.

Software

Companion app
Bose2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Bose App page 12 identifies the app for setup and product control.
App platforms
Android, iOS2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Bose App setup diagram gives App Store and Google Play. Google Fast Pair is explicitly Android. The Tom's Guide review independently names iOS and Android app support.
User firmware updates
Yes2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Care and Maintenance page 39: updates automatically when the Bose app finds firmware. Alternative user update via btu.Bose.com on a computer.

Dimensions and weight

Headset weight
230g(8.1 oz)5Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Technical Specs, Entire Product System: 0.507 lb. Converted using 453.59237 g/lb and rounded to 0.1 g. Published rounded claim, cable condition unstated. SoundGuys 230 g agrees. TechRadar 241 g conflicts. No reviewer measurement is asserted.
Headset dimensions
Not available

Certifications

Hi-Res Audio
Not available
Communication certifications
Not available
FCC ID
A944436442Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Regulatory section gives FCC ID A94443644 for model 443644.
Other certifications
Not available

In the box

In the box
QuietComfort Headphones (2nd Gen), Carry case, USB-C to USB-C cable, USB-C to 3.5 mm cable, Safety Sheet5Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Product What is in the box inventory. Technical Specs says Audio Cable Included No, which the inventory and FAQ contradict, so it is excluded.
Cables included
TypeLength (m)Count
USB-C to USB-C0.99061
USB-C to 3.5 mmNot available1
Source5Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Maker inventory lists a C-to-C 39 in cable plus a USB-C-to-3.5 mm cable. Analog length left unknown. The B&H 20 in charging cable claim conflicts and is excluded.
Carrying case
Hard4Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Store the Headphones pages 37-38 depict a protective zipper carrying case. The SoundGuys review calls it a sturdy protective case. The US Black reference includes the hard case, not the SC soft-case package.

Warranty

Manufacturer warranty (source market)
1year1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026US product page Bose 1-Year Limited Warranty section. Starts immediately and covers mechanical breakdown and battery failure. Optional BoseCare years excluded.

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Sources

We read 14 sources for this headset. The numbers match the markers in the sheet.

  1. Read 8 October 2026Backs 21 fields
  2. Read 8 October 2026Backs 27 fields
  3. Read 8 October 2026Backs 10 fields
  4. Read 8 October 2026Backs 3 fields
  5. Read 8 October 2026Backs 6 fields
  6. Read 8 October 2026Backs 2 fields
  7. Read 8 October 2026Backs 6 fields
  8. Read 8 October 2026Backs 1 field
  9. Read 8 October 2026Backs 2 fields
  10. Read 8 October 2026Backs 4 fields
  11. Read 8 October 2026Backs 1 field
  12. Read 8 October 2026Backs 2 fields
  13. Read 8 October 2026Backs 1 field
  14. Read 8 October 2026Backs 1 field

See a wrong value? Tell us and name the field.