CBC318: 3.6 volt 1100mAh Ni-Cd battery for Cordless phones. (x-ref # 89302). These battery packs are manufactured by Batteries America, here in the U.S.A. UPGRADE OPTION: Upgrade to 1650mAh Ni-MH version (longer life) for $6.00 extra. UPGRADE OPTION 2: Upgrade to 2000mAh NiMH eneloop cells for $10.00 extra; these are PRE-CHARGED and READY TO USE. UPGRADE OPTION 3: Upgrade to 2550mAh NiMH eneloop Pro cells for $16.00 extra; these are PRE-CHARGED and READY TO USE. Fits phones such as AT&t, Cobra, Sharp, Sony, Panasonic, Radio Shack, Sony, Sprint, Toshiba, Uniden, and many other phones. AT&T NOMAD 200, 250, 400, 740, 750; Audio Sonic T120; Audiovox A12, A15, AT11, AT20; BellSouth 32001; Cobra 110S, 115A, 205SA, CP1155, CP2055A, CP2058A, CP250S, CP260S, CP310, CP310S, CP310SA, CP320, CP320S, CP355, CP355S, CSPA; Code-A-Phone 7300, 730C; Panasonic KX-A36/P-P501, P-P504, P-P508A/PQP85AA3A, P-P510; Radio Shack 23-193; Sony BP-T18, BP-T24, SPP-933, SPP-S2430, SPP-D900; Toshiba TRB-8000; Uniden BT-800, BT-905, EXA14248; many more.