• Supports 150 wireless peripherals (6 sirens, 64 wireless keyfobs). • Peripherals status display (signal strength, battery level, temperature, program version). • Wired, Wi-Fi or GPRS network connection. • 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.