1, wireless/wired gsm intruder alarm 2, anti intruder, gsm network 3, call phone and send SMS with alarm system wireless/wired ... for home alarm3, call phone and send SMS with alarm systemFeatures: 1, GSM network, no need telephone line2, 16 wireless ... , warehouse, shop and other places. Technical parameters of gsm intruder alarm*Input Voltage: DC12V/1A *Standby Current: <55mA *Alarming Current: ...