Control keyboard is the indispensable rear-end control device in integrated security system，it is specially designed for the quick control of speed dome camera and PTZ which are unable to control conveniently through DVR, let the actual control person control the front end more easily.
Display the current control address’s agreement and baud rate real time.
Refurbish the firmware program on line
RS485 control bus，control 255 front end address and connect 128 devices in parallel simultaneously at the most.
All input and output communication port use anti-radar design，powerful anti-jamming performance, the standard transmitting distance is 1200 meters.
Good communication compatibility, built-in many kinds of agreements.
Keyboard operation password on/off/lock function.
Key-press warning on/off function.
Speed dome camera infinitely variable speed control.