... 3.7V 800mAH home security system with Lcd touch screen1.Touch keypad; Big LCD displays2. GSM+PSTN ... alarm center call No.+1 alarm SMS No.+ 10S record+ Arm Delay + Alarm Delay + Alarm Beep Setting ... attribute, name, bypass, alarm delay, intelligent door sensor function, beep indication could do free setting.5. ... set, 2 wireless remote control,1 pir sensor,1 door sensor, 1 adaptor,1 backup battery, 1 siren ...