Fixing JBL Headphones where one side does not work (example TUNE 600 btnc) - YouTube
FIXING JBL TUNE 220tws - Left earbud not working (how to) - YouTube
JBL C100 TWS Left Earbud Not Working, Pairing? Problem Solved 100% | How to Reset? - YouTube
Problem with my JBL reflect flow. The right earbud won't charge, it doesnt matter how I try to put it in differently. And the contacts are there : r/ JBL
Your Wireless Earbuds Are Trash (Eventually) | Wirecutter