AT&T 3300 Cordless Phone Battery Replacement For 3AA w/JST - AT&T, Panasonic, RadioShack 23-298 (600mAh) Battery Replacement Battery for AT&T, Panasonic, VTech 80-5071-00-00, RadioShack 23-298 - Ni-CD 3 AA W/JST, 3.6 Volt, 800 mAh. 100% compatible with your OEM battery - 3 year warranty. Made with high quality Japanese cells. Synergy Digital is a Registered Trademark