Compatibility | Panasonic Cordless Phone - KX-TG7733S; Panasonic Cordless Phone - KX-TG7732S; Panasonic Cordless Phone - KX-TG7742S; Panasonic Cordless Phone - KX-TG7743S; Panasonic Cordless Phone - KX-TG7745S; Panasonic Cordless Phone - KX-TG7741S; Panasonic Cordless Phone - KX-TG7731S |