... , smoke detector, gas detector etc., can monitoring several kinds of alarms.Alarm receive status: Preset 3 groups SMS, 3 groups MMS ... command from user.IR remote control: Delicate remote controller, with panic button.Backup battery: With one Li-on battery, can still working after ... .3 SOS: when emergence happen, press SOS button of remote controller, no matter the system is armed or disarmed, it will ...