Works with Memorex Kxtg4000b, Memorex Kxtga200, Memorex Mph-6925, Panasonic Kx-Tga400, Radio Shack 43-3533, Radio Shack 43-3534, Radio Shack 43-3541, Radio Shack 43-3542, Radio Shack 43-3543, Radio Shack Et-3533, Radio Shack Et-3534, Radio Shack Et-3541, Radio Shack Et-3542, Radio Shack Et-3543