MAIN FUNCTIONS: 1.FSK/DTMF Caller ID System compatible 2.69 incoming and 20 outgoing call memories 3.Incoming and outgoing call check, call back and delete. 4.PULSE/TONE dialing mode selectable 5.14 chord music ringer and 1 common ringer. 6.58 VIP numbers setting/3 positions lock 7.Ringer and hands-free speaker volume adjustable 8.Intelligent back light and LCD brightness adjustable 9.Real date, clock and week display 10.Calculator function and Hold on music function 11.Anti-interfere function. Steal-dialing alarm. 12.Persian talking function