Replace Battery in Bose QuietComfort 35: Step-by-Step Repair Tutorial
Yes, you can replace the battery in Bose QuietComfort 35 (QC35) and QC35II headphones. The battery replacement process needs some electrical knowledge. First, take off the ear pads and remove the back panel screws. Next, unsolder the three battery wires and install the new battery. You can find step-by-step instructions and replacement battery options online. … Read more