4-Pack Battery for BP-446 , BP446 / BT-446 , BT446 / BT-461 , BT461 / BT-909 , BT909 + Select Uniden , Radio Shack , Southwestern Bell & Sony Cordless Phones - Includes Accessory Bag Accessory Power Brand, Non-OEM Equivalent; Replaces OEM battery models: Uniden BP-446 / BT-446 / BT-461 / BT-909 Designed to meet or exceed OEM specifications Chemistry: Ni-MH, Capacity: 800 mAh, Voltage: 3.6 Constructed from premium nickel-metal hydride cells for quality and performance Guaranteed Quality - 3 Year Manufacturer's Warranty