... are gsm alarm,wireless alarm,mms gsm alarm,power alarm,IP camera,smoke detector,gas detector,child alarm,etc.. Product ... level, it will alarm to remind 3) 8-section telephone alarm speech: Remind you which zone/detector is triggered 4 ... ) 12 groups of telephone number can be set: 3-group, 4PCS telephone numers can be set. e. g ... /window gap detectors; 1 x power adapter; 1 x telephone line