... using keypad to make calls, (850/900/1800/1900MHz) Module10.One-key-control: out arm, home arm, arm by remote controller ... or telephone;11.SOS, fire, gas, door, hall, window, balcony, and boundary places alarm;12.Real-time, delay, 24 hours, bypass defense ... Power adapter 1 pc,User manual 1 pc More choices Configuration :Smoke Detector,Glass Sensor,Panic Button, Wireless keypad… New GSM alarm system with ...