By Owen PalmerUpdated November 2026
A cord for Bose headphones is one of the cheapest and most useful repairs you can make when a wired connection fails. Many Bose over-ear models, including several QuietComfort and older SoundTrue and SoundLink designs, use a detachable 2.5mm audio cable on the headphone side and a standard 3.5mm plug on the source side. When that cable frays, loses contact, or simply gets lost, a compatible replacement brings back full wired playback and, on some models, noise cancelling when the headphones are plugged in with the battery depleted. This guide covers five replacement cables sold on Amazon US that are commonly listed as compatible with Bose headphones. Each was selected on three criteria: the connector types they list, whether the listing names the Bose models it is meant for, and how well the cord length and inline control options match typical use. Think of this as a fit-and-features comparison, not a performance test.
Our top picks at a glance
- 1
TOP CHOICEBest overallMr Rex 3.5mm to 2.5mm Aux Cable Cord for Bose 700 QuietComfort Ultra QC45 QC35II QC35 QC25View on Amazon - 2
TOP CHOICEBest for longer reachReplacement Audio Cable Cord, Extension Wire 3.5mm to 2.5mm for Bose QView on Amazon - 3
TOP CHOICEBest for inline mic and volume controlReplacement Aux Extension Cable Cord Wire,for Bose QuietComfort QC25 QView on Amazon - 4
Best for a clean white lookReplacement Aux Cable Cord Wire, 3.5mm to 2.5mm for Bose NC700 QuietCoView on Amazon - 5
Best budget pick with in-line controlsFor Bose 700 QuietComfort Ultra QC25 QC35 QC35II QC45 JBL Tune 720BT 6View on Amazon
Our Top Picks
Quick Comparison
| Product | Best for | Key feature |
|---|---|---|
| Mr Rex 3.5mm to 2.5mm Aux Cable Cord | Wide Bose compatibility | Listed for many QuietComfort and SoundTrue models |
| Replacement Audio Cable Cord, Extension Wire 3.5mm to 2.5mm | Listening from a distance | Extension-style length for room use |
| Replacement Aux Extension Cable Cord Wire (Black) | Phone calls on a wired setup | In-line mic and volume control |
| Replacement Aux Cable Cord Wire, 3.5mm to 2.5mm (White) | Matching a white headphone finish | Standard 3.5mm to 2.5mm connection, no mic |
| For Bose 700 QuietComfort Ultra Replacement Audio Cable | Budget-conscious buyers who want controls | In-line mic and volume control in white |
Mr Rex 3.5mm to 2.5mm Aux Cable Cord for Bose 700 QuietComfort Ultra QC45 QC35II QC35 QC25
Mr Rex 3.5mm to 2.5mm Aux Cable Cord for Bose 700 QuietComfort Ultra QC45 QC35II QC35 QC25 Noise Cancelling Headphones, JBL E45BT E55BT E65BTNC Bluetooth Earphone, Audio Replacement Wire (1-Pack, 5FT)
Best for: Best overall
This is a good starting point for owners who want one cable that is listed across several Bose generations, along with some non-Bose headphones that use the same 2.5mm socket. Its listing name names the Bose models it targets, which makes compatibility easier to check before buying.
Key specs
- Connectors: 3.5mm to 2.5mm
- Length: 5 feet (per the listing name)
- Compatible with Bose QC25, QC35, QC35II, QC45 and 700 models as named in the listing
Pros
- Lists the most Bose model names of any option here
- Five-foot length suits desk and seat use
- Simple audio-only design with no extra controls to fail
Cons
- No in-line microphone or volume control
- Five feet may be short for couch or room listening
Bottom line: A safe pick for owners who mainly need playback and want the widest model compatibility listed.
Replacement Audio Cable Cord, Extension Wire 3.5mm to 2.5mm for Bose QuietComfort QC45 QC35II QC35 QC25 NC 700 Soundlink Soundtrue Headphones Black
Replacement Audio Cable Cord, Extension Wire 3.5mm to 2.5mm for Bose QuietComfort QC45 QC35II QC35 QC25 NC 700 Soundlink Soundtrue Headphones Black
Best for: Longer reach
This cable is sold as an extension wire, which makes it a practical choice if your source is across the room or you move around while listening. It is aimed at the same Bose lineup as the first pick, so it works for owners who need more distance without changing headphones.
Key specs
- Connectors: 3.5mm to 2.5mm
- Designed as an extension wire for longer reach
- Black finish, per the listing name
Pros
- Extension-style design gives more room to move
- Covers QuietComfort, NC 700 and SoundLink/SoundTrue naming
- Straightforward plug-in replacement
Cons
- No inline controls for calls or volume
- Extra cable length can tangle if coiled loosely
Bottom line: Best for people who listen from a couch, desk or across a room and want more slack than a standard short cord.
Replacement Aux Extension Cable Cord Wire for Bose QuietComfort QC25 QC35 Sound Link SoundTrue On Ear Headphones with in Line Mic Volume Control (Black)
Replacement Aux Extension Cable Cord Wire,for Bose QuietComfort QC25 QC35 Sound Link SoundTrue On Ear Headphones with in Line Mic Volume Control (Black)
Best for: Phone calls on a wired setup
If you use your headphones for calls while plugged in, an inline microphone and volume control are the features that matter most. This cable lists both, along with compatibility with the QC25, QC35 and SoundLink/SoundTrue on-ear naming.
Key specs
- Connectors: 3.5mm to 2.5mm
- Includes in-line microphone and volume control (per the listing name)
- Black finish
Pros
- Inline mic supports wired phone calls
- Volume control on the cable is handy on the go
- Covers older QC25 and QC35 models
Cons
- Control compatibility depends on your phone and headphone model, so check before buying
- Inline controls add a small bulge at the cable midpoint
Bottom line: The pick for anyone who wants controls and a microphone on a wired connection.
Replacement Aux Cable Cord Wire, 3.5mm to 2.5mm for Bose NC700 QuietComfort QC25 QC35 QC35II QC45 Headphones (No Mic) (White)
Replacement Aux Cable Cord Wire, 3.5mm to 2.5mm for Bose NC700 QuietComfort QC25 QC35 QC35II QC45 Headphones (No Mic) (White)
Best for: Matching a white headphone finish
This is a plain audio cable in white, which suits owners whose Bose headphones are white or who prefer a cord that visually blends in. It covers the same core QuietComfort and NC 700 range as the others, but without microphone or controls.
Key specs
- Connectors: 3.5mm to 2.5mm
- No microphone (per the listing name)
- White finish
Pros
- White finish matches white headphone colorways
- Simple design with fewer parts that can fail
- Lists NC700 and QuietComfort QC25 through QC45 models
Cons
- No microphone, so it will not handle calls
- No volume control on the cable
Bottom line: Good for listeners who want audio only and care about color match more than call features.
For Bose 700 QuietComfort Ultra QC25 QC35 QC35II QC45 JBL Tune 720BT 670NC 760NC 770NC, in-line Mic & Volume Control – White Bose Headphones Replacement Audio Cable
For Bose 700 QuietComfort Ultra QC25 QC35 QC35II QC45 JBL Tune 720BT 670NC 760NC 770NC, in-line Mic & Volume Control – White Bose Headphones Replacement Audio Cable, Aux Cord 3.5mm to 2.5mm Wire
Best for: Best budget pick with in-line controls
This white cable combines in-line microphone and volume control with a broad list of Bose models, including the QuietComfort Ultra 700 line. It is a reasonable option for owners who want controls without choosing a premium cable.
Key specs
- Connectors: 3.5mm to 2.5mm
- In-line mic and volume control (per the listing name)
- White finish
Pros
- Includes in-line mic and volume control
- Lists QuietComfort Ultra and 700 models
- Matches white Bose headphones
Cons
- Listing mixes many non-Bose models, so confirm your exact headphone version
- Control behavior can vary by phone, so check call and volume function on your device
Bottom line: A sensible choice for budget-minded owners of white Bose headphones who still want call and volume controls.
Buying Guide
Connector Type
Most wired Bose headphones use a 2.5mm socket on the earcup side and a 3.5mm plug on the source side. Confirm both ends before ordering. Some Bose models use a different jack or no wired input at all, so check your model’s manual.
Good picks for this: Mr Rex 3.5mm to 2.5mm Aux Cable Cord; Replacement Aux Cable Cord Wire (White)
Cable Length
Standard replacement cords are often around five feet. If you listen from a chair across a room or a bed, an extension-style cable gives more reach. Measure the distance from your source to your seat before buying.
Good picks for this: Replacement Audio Cable Cord, Extension Wire 3.5mm to 2.5mm
In-Line Microphone and Volume Control
If you take calls on a wired connection, you need a cable with an inline microphone. Volume buttons on the cable are useful on phones that do not expose volume on the headphones themselves. Note that controls only work with compatible devices.
Good picks for this: Replacement Aux Extension Cable Cord Wire (Black); For Bose 700 QuietComfort Ultra Replacement Audio Cable
Model Compatibility
Bose has released many headphone generations, and some cords are listed for only a few. Match the cable against your headphone model name, which is usually printed inside the earcup or on the box. Listings that name several models are helpful, but confirm your exact version.
Good picks for this: Mr Rex 3.5mm to 2.5mm Aux Cable Cord; For Bose 700 QuietComfort Ultra Replacement Audio Cable
Color and Finish
Black and white are the two common finishes. A matching color keeps the setup tidy, though it has no effect on sound. If your headphones are white, a white cable is the simplest visual match.
Good picks for this: Replacement Aux Cable Cord Wire (White); Replacement Aux Extension Cable Cord Wire (Black)
Durability and Strain Relief
Cables fail most often at the plugs. Look for molded or reinforced strain relief at both ends, and avoid tight coiling. When storing, loop the cable loosely rather than wrapping it around the headphones, which stresses the connector.
Good picks for this: Mr Rex 3.5mm to 2.5mm Aux Cable Cord; Replacement Audio Cable Cord, Extension Wire
Care and Replacement Steps
Unplug the cable from the headphones before removing it, and pull on the plug rather than the wire. Test the new cord with the headphones powered off and then on, to confirm both audio and any controls work. If audio cuts out intermittently, reseat both plugs before assuming the cable is faulty.
Good picks for this: Replacement Aux Extension Cable Cord Wire (Black); For Bose 700 QuietComfort Ultra Replacement Audio Cable
FAQ
Can I use any 3.5mm to 2.5mm cable with Bose headphones?
Often yes for audio, because the connector sizes match. However, controls, microphone function and noise cancelling behavior depend on the specific cable and headphone model. Check the listing for your exact Bose version.
Do Bose headphones with a cord still work without battery power?
Many Bose models that accept a wired cable can play audio when the battery is depleted, though noise cancelling may be unavailable in that mode. Consult your headphone manual for the exact behavior of your model.
How do I know which connector my Bose headphones use?
Look at the socket on the earcup. Most wired Bose models use a 2.5mm socket, while the source side of the cable usually uses a standard 3.5mm plug. Compare the socket against the cable’s listing before ordering.
Will an inline microphone work with my phone?
It depends on your phone and the headphone model. Some devices support in-line microphones and volume controls on wired headsets, while others do not. Test calls and volume after connecting.
Why does my audio cut out when I move the cable?
This usually points to a loose connection or a worn cable. Reseat both plugs fully. If the problem continues, the cable’s internal wiring may be damaged and replacement is the practical fix.
Should I replace the cable or the headphones?
If the headphones otherwise work well, replacing the cable is usually the more practical fix. If the earcups, battery or noise cancelling have also failed, a cable swap alone will not solve the problem.
How long should a replacement cable last?
Lifespan depends on how often the cable is bent, pulled and stored. Gentle handling, loose coiling and reinforced connectors all help extend it. No cable lasts indefinitely, so keep a spare if you rely on wired listening.
Conclusion
For most owners of wired Bose headphones, a cord for Bose headphones should match the connector type and model list first, then add the features you actually need. The Mr Rex cable is a sound starting point for broad compatibility. The extension-style cord suits listening from across a room. The inline mic and volume model is the right pick for wired calls, while the white cable fits owners who want a visual match. The white in-line control option offers a budget-minded way to get controls. Check your exact headphone model before buying, and confirm that the listing names it.
Sources
- Consumer safety guidance on handling and inspecting damaged cords and cables (cpsc.gov)
- General guidance on safe use and care of electrical accessories (energy.gov)
Related reading
- Bose Headphones Cord Replacement: 5 Best Options Compared (2026)
- Soundlink Around-ear Wireless Headphones Ii Bose Review (2026)
- Sony Versus Bose Noise Cancelling Headphones: Which Fits You Best (2026)
- Replacement Earpads for Bose Headphones: A Step-by-Step Guide (2026)
- Replacement Battery for Bose Headphones: 5 Best Picks Compared
- How to Pair Bose Headphones to iPhone: A Step-by-Step Guide (2026)
About Owen Palmer
Owen Palmer is part of our editorial team and reviews and edits our brand headphones & noise cancelling guides, checking product details against manufacturer specifications and owner feedback.
