... 2, anti intruder, gsm network 3, call phone and send SMS with alarm system wireless/wired gsm ... intruder alarm2, backup battery for home alarm3, call phone and send SMS with alarm systemFeatures: 1, GSM network ... zone for gsm intruder alarm3, can call 5 phone numbers and send the SMS when alarm5, can program ... / 1800/ 1900MHz or 850/900/ 1800/ 1900MHz*Back-up Battery: NI-HI AAA*6 DC7.2V *Siren Volume: ...