Panasonic KX-T7050

Features: 12 Programmable Line Buttons and 4 Programmable Feature Keys, Automatic Redial, Conference Key, Flash Key, Hold Key, Message Waiting Key/Lamp, On-Hook Dialing, Redial Key, Transfer Key.

Compatible with: KX-TD816, KX-TD816-1, KX-TD816-2, KX-TD816-3, KX-TD816-4, KX-TD816-5, and KX-TD816-6. KX-T30810, KX-T61610, KX-T123211D, KX-TA624 & KX-TA1232. Also KX-TD1232 models, except KX-TD1232-7.