Hitech - Ni-MH Replacement BE25CHT, 24028X, 32505 Cordless Phone Battery for Various Aastra Telecom, AT&T, Bell South Phones Capacity: 600mAh Voltage: 3.6V Chemistry: Ni-MH See description for list of compatible cordless telephones Replaces Sony BP-T26, Panasonic P-P302 battery