Product Details If you are looking for an AUDIOVOX Cordless Phone Batteries then you are in the right place. Our Replacement Cordless Phone Batteries have a Nickel Cadmium (NiCd) battery chemistry and are rated at 3.6 Volts 700 mAh." These replacement Cordless Phone Batteries are in stock and ready to ship! This battery is an exact replacement battery for a AUDIOVOX DT-921C Cordless Telephone. Product Specifications This battery works with AUDIOVOX DT-921C view all |