Manufacturer:Panasonic Model(s):TDA / TDE 50/100/200/600 Phone Set Type: KX-T7220 KX-T7625 KX-T7431 KX-T7630 KX-T7433 KX-T7630 KX-T7453 KX-T7636 KX-T7456 KX-T7665 KX-T7668