Resound remote control-2 for resound/beltone hearing aids with charging cable three bars indicate full battery charge and flashing icon with no bars indicates low battery. FOR United Stated, United Kingdom, Europe or Australia. Compatible with ReSound Alera, Verso, LiNX, Enzo and Quattro as well as wireless enabled NHS ReSound and Danalogic hearing aids all variants of Ambio, UP, and CS61W, CS71W, CS81W and CS91W.