Replacing the Battery of a Logitech Boombox : 5 Steps - Instructables
Bluetooth Speaker Battery CS LOE984RH For Logitech 984 000304, UE Boombox Replacement Li ion High Quality Batteries 3400mAh|Digital Batteries| - AliExpress
BATTERY REPLACEMENT Logitech ULTIMATE EARS (UE) Mini Boom Bluetooth Speaker (How to) - YouTube