GSM and telephone line auto switch alarm coming ---no worry about thieves that cut telephone wires!!!!! Application: home, shop, school, hospital, factory, warehouse, bank, account office and government, etc Outstanding features are: 1) Move alarm-- When the panel is moved or damaged, the alarm will take place and the siren will sound with high db. In the meanwhile, the alarm will auto dial the phones preset 2) GSM phone alarm auto-dial function, English SMS function,auto SMS feedback and arm/disarm 3) Phone notice by voiced message about the address of the alarm. 4) All the sensors and detectors are optional such as smoke detector, gas leakage detector, panic/emergency button, motion detector, pet immune detector, various pir, and glass break detectors as well. 5) Easy operation: _disibledevent=202