1m Micro USB Charger Cable For JBL TUNE 500BT 600BTNC LIVE 500BT 400BT 650BTNC | eBay
JBL TUNE 500BT | Wireless | On Ear Headphones
Geekria Micro-USB Headphones, Earbuds Short Charger Cable, Compatible with JBL Tune 700BT, 450BT, Live 500BT, E25BT Charger, USB to Micro-USB Replacement Power Charging Cord (1 ft / 25 cm 2 Pack)
I just bought my 500BT, what is the hole next to the micro USB charging port? : r/JBL
JBL TUNE 500BT | Wireless | On Ear Headphones
Amazon.com: JBL TUNE500BT Wireless On-Ear Headphones with One-Button Remote and Mic (Blue) : Electronics