ULTIMATE EARS MegaBlast Parts Main Board/Speaker/Battery/Charging AUX Port Etc | eBay
3.7v 1700mah 533-000108 704060 For Logitech Ue Mini Boom Speaker Battery - Mobile Phone Batteries - AliExpress
BATTERY REPLACEMENT Logitech ULTIMATE EARS (UE) Mini Boom Bluetooth Speaker (How to) - YouTube
Amazon.com: Ultimate Ears MINI BOOM Wireless Bluetooth Speaker - Orange : Electronics
Amazon.com: SCOVEE 2-Pack USB Charger for Logitech UE Boom Speaker,Micro USB Cable Power Charging Cord Replacement for Ultimate Ears Wonderboom/UE Boom 2/Megaboom/Miniboom/Mobileboombox Roll 2 Speaker 3ft : Electronics
Replacing battery on old bluetooth speaker, but what to buy, and where? : r/ batteries