CPU: quad -core 1GHz
Operating system: Linux
Audio: G.711/G.729
Network: 10-100Mbps
Communication protocol: TCP/IP
Working voltage: DC12
Standby power consumption: 1.5W
Work power consumption: 6W
Work temperature: -10 ℃ ~+55 ℃
Call intercom.
With built in indicate light.
Handset with built in flashlight.
Support customize call button.