... SMS numbers: when alarming, system will send SMS;8.Timely arm and disarm;9.Can be ... 900/1800/1900MHz) Module10.One-key-control: out arm, home arm, arm by remote controller or telephone;11.SOS, fire ... alarm records;16.Different arm status: out arm, home arm, delay arm and timely arm;17.Arm by different ways: panel ... ,Panic Button, Wireless keypad… New GSM alarm system with LCD display and Touch keypad