- SIP Line: 2 - Independent Intercom: no central unit or server needed - High definition audio - Built-in electrical relay: 1 - Access control: 3 - Power supply: PoE - Built-in 12 VDC - Protection level: IP54 - Wide temperature range: -10°C~50°C - Power amplifier: 2W - Short circuit output: 1 - Short-circuit input: 1 - Automatic provisioning via DHCP/TR069/SIP PNP - Integration with third-party systems