Lenmar Cell Phone Battery for Sprint 8900, Audiovox 8900, 8950, and 8920 Series Fits Audiovox 8900, Audiovox 8920, Audiovox 8950 (See description for additional Cell Phone Model fits) Replaces Audiovox BTR8900, BTE-8900 3.6 Volts, 900mAh Capacity Lithium-Ion 2 Year Warranty