Dahua Technology ART-ARC3000H-03-FW2 (868)

Supports 150 wireless peripherals (6 sirens, 64 wireless keyfobs).
Peripherals status display (signal strength, battery level, temperature, program version).
Dual SIM and Single Standby, auto switching.
Automatic network replenishment (ANR).
Video linkage on App.
SOS emergency alarm.
Frequency hopping function and two-way communication technology ensure communication stability.
Cloud update and automatic recovery from update failure.