Audiovox BTE-9900 Replacement Battery for Audiovox CDM-9900 / 9900, Audiovox CDM-9950 / 9950 and Toshiba VM4050 / VM-4050 Cell Phone - Extended Capacity, 1400 mAh Lithium Batteries that hold charge longer :
COMPATIBILITY MATRIX:
Audiovox 9900
Audiovox 9950
Toshiba VM4050
Audiovox CDM-9900
Audiovox CDM-9950
Toshiba VM-4050