GSM SMS alarm
GSM SMS surveillance is designed to give an alarm as a message and when calling. GSM SMS alarm can be connected to a device with NO or NC contact. GSM SMS watch has 2, 4 or 8 inputs. Each input can be given its own specific name, which means that if a device goes into an alarm, it is possible to immediately identify which device it is.
Rated Voltage: 12VDC@ 2A
Working temperature: -10℃～+60℃
Storage temperature: -20℃～+60℃
Relative humidity: 10-90%, No condensation
GSM frequency: 850/900/1800/1900Mhz
Communication protocol: GSM PHASE 2/2+ (include data service)
Digital inputs: 2 / 4 / 8
Backup Rechargeable Battery: 24Hours in standby mode.
Related Voltage of the Output Relay: 3A/240V AC
Net Weight: 0.60Kg