Detailed Product Description GSM home alarm, home GSM alarm,wireless home alarm, wireless GSM alarm,GSM security alarm, Auto-dail GSM home alarm 1. Wireless type, easy to install, without phone line.2. ... monitoring start on.7. SMS to recheck the GSM panel status, alarm report, zone name, arm/disarm status.8. ... switch tobattery back-up11. Enable to setup alarm receiving central through GSM network.