JBL Charge 4 firmware update - 2.7 to 3.0 - sound test - YouTube
JBL CHARGE4 NEW FIRMWARE - YouTube
Rupees.lk - JBL Charge 4 can Charge your phone as it has a powerbank built-in. That's why it's called as #Charge 4?!?! Available at Rupees.lk right now with 6/12 months international JBL
JBL Charge 3 | Waterproof Portable Bluetooth Speaker