The keyboard controller is used for terminal receivers such as the intelligent speed dome etc. It is very easy for operating and setting the speed dome camera. The controller is also to control the terminal receiver to achieve the function of controlling pan/tilt, lens and etc.
Taking the EIA/RS-485 electrical interface between the keyboard and the receiver. One keyboard can control as much as 128 speed domes. The maximum communication distance between the keyboard and the receiver is up to 1.2 km.
Features:
Easily ID, Protocols setup on OSD
RS485 communication
Set address range of the dome camera and decoder: 0~255
Max Range: 3937' | 
