Sony MDR-XB650BT Bluetooth Headphones Battery Repair/Replacement

How to replace your Sony MDR-XB650BT headphones internal battery. FULL teardown and repair video link:    • Sony MDR-XB650BT Headphones Tear Down and ...   Also, I'm including links to the soldering station and precision screwdriver set I used in this repair that I've had for YEARS and use to fix everything. Check them out on Amazon here: Soldering Station: https://amzn.to/3i18eWX Precision Screwdriver Set: https://amzn.to/3q0BlOI Thanks and best wishes!