I have had a Mega Boom speaker for a long time . One day it just stopped loading. After trying many micro cables, none fit in the square insert. This one is perfect and I'm annoying the neighbors with country music again.
Pros
Compatibility: Replacement Charging Cable for Logitech Ue Boom/Boom 2/Megaboom/Miniboom/Mobileboombox(S-00120)/Roll/W18/W100/W300 Bluetooth Speaker