AG-security&trade; GSM SMS Home Burglar Security Wireless Gsm Alarm System Detector Sensor Kit Remote Control The main host be build-in Quad band 850/900/1800/1900 GSM frequency.1.Apply advanced mobile communication technology,support SMS and dialing alarm; 2.8 Wired defense zones and 100 wireless defense zones; 3.At most 5 wireless remote control codes; 4.LCD display. Build-in clock. Operate easy 5.Sound prompt for all operations; 6.SMS prompt automatically about low power of battery; 7.SMS prompt when AC power lost and recover 8.Can store 6 group of phone numbers:when alarming,system will make alarm call to htese numbers automatically; 9.Can store 2 group of SMS numbers:when alarming,system will send alarming SMS automatically; 10.Can store 2 group of call number about alarm receiving center 11. 10-second automatic message recroding; 12.Build-in artificial inelligent digital voice announcer; 13.Users can make calls by using keypad on alarm panel,just like a telephone; 14.One-key-control functon:Out Arm,Home Arm,Remote Arm; 15.SOS,fire,gas,door,hall,window,balcony,and perimeter places alarm; 16.Real-time,delay,24 hours,bypass defense zones programming function; 17.Wireless coding:easy to add additional wireless accessories; 18.Remote control Arm,Disarm,Monitor,and Intercom by phone; 19.Built-in AAA NI-HI rechargeable; 20.Comply with CCC safety standard and GB12663-2001 national standard.