Bose QuietComfort Headphones: How to Replace Battery in QC35, QC35II, QC45
To replace the battery in your Bose headphones (QC 25, QC 35, QC 35II, QC 45), follow these steps: 1. Tilt the right earcup to open the battery compartment. 2. Remove the four screws on the cover. 3. Take out the old battery and install the new one. Use soldering if necessary. Check reliable sources … Read more