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Low audio | Bose Noise Cancelling Headphones 700 UC
Determine if the problem is specifically related to bass performance.
If there is too little bass, see Too little bass or too much treble from product.
If there is too much bass, see Too much bass or too little treble from product.
Reset your product.
Try a different app.
Try playing different types of media.
Determine if the headphones are grouped with a Bose smart speaker.
When grouped with a Bose smart speaker, the headphone volume adjustment in the Bose app is limited. This is done to prevent the smart speaker listener from inexplicably raising the headphone's volume to a level that could cause the headphone wearer discomfort or potential hearing damage. If the wearer of the headphones desires a louder listening level than what the app allows (while grouped), they must use the touch volume control on the right ear cup of the headphones.
Check for and install any available product updates.
On a computer, visit btu.bose.com and follow the instructions to ensure your product has the latest features and enhancements. See Updating the software or firmware of your product.