1. FSK/DTMF dual system caller id function 2. Blue-backlit LCD display 3. Cauculator function 4. No-disurbing VIP function 5. Fast-dialing memories 6. 16 music ringer sound selectable 7. Music on hold function 8. 3 Alarm clock setting function 9. Handsfree speakerphone 10.Tone / Pulse switchable 11.2 X Telephone line jack provided 12.5 Steps LCD contrast adjustable 13.Auto-redialing function 14.Caller ID memories review & call back 15.Dial-out memories review & call back 16.VIP memories setting function 17.Wall-mountable function