VSTAR wireless home security systems G70-GT 1.GSM/PSTN dual network 2.one ... , villas, financial offices, residential estates and department of electricity, petroleum, coal, government, public security and so on Function InstructionNumerous Defense Zones: 8 ... Out Arm, Home Arm, Remote ArmSOS, fire, gas, door, hall, window, balcony, and boundary places alarmReal-time, delay, 24 hours, bypass defense ...