KX-T7630-B Features: Built-In Speakerphone LCD Display 4 LCD Soft Keys 24 Programmable Line Keys with Dual Color LED Light Indicators 4-Way Navigation Wheel Message Indicator Lamp (upper right corner) Whisper Off-Hook Call Announcement (WOHCA) eXtra Device Port (XDP) Jack Up to 1,000 system speed dial numbers Fixed Feature Keys: Conference, Forward/DND, Pause, Intercom, Auto Answer/Mute, Auto Dial/Store, Message, Redial, Transfer, Flash/Recall, Hold, and SP-Phone Works With The Following Systems: Panasonic KXTDA Phone Systems These phones have been cleaned, tested, and confirmed to be fully functional.