Detailed Product Description Home GSM alarm, burglar GSM alarm, security GSM system, GSM alarm system, wireless GSM alarm,intruder GSM alarm system1. Wireless type, easy to install, ... start on.7. SMS to recheck the GSM panel status, alarm report, zone name, arm/disarm status.8. Audible/mute ... , automatically switch tobattery back-up11. Enable to setup alarm receiving central through GSM network.