3D Axis Joystick CCTV Keyboard Controller Keypad for AHD Security PTZ Speed Camera Decoder DVR NVR Pelco RS485 US Plug, 500357532A2

The digital intelligent control keyboard is a supporting product for terminal receivers such as digital hard disk video recorders, high-speed domes and decoders.
Without driving, a keyboard can control up to 64 pieces of dome cameras and decoders, and the maximum communication distance between the keyboard and the receiver can reach 1.2KM. The control keyboard can be used to conveniently control and set the hard disk video recorder and the variable speed smart dome camera.
The keyboard is a powerful multi-function operating keyboard the operational matrix switch / control various functions of the system, shell programming matrix system; of DVR functions with centralized control; high speed dome and decoder can directly control. Keyboard operation protective function.
The EIA/-485 communication interface is used between the control keyboard and the receiver. After the control keyboard is connected to the hard disk video recorder, the function control of the corresponding hard disk video recorder is realized, and up to 16 units of hard disk video recorders can be controlled at the same time.
The control keyboard can also directly control the terminal decoder to realize the control of the front-end equipment such as the pan/tilt, lens, light, and wiper. And multiple keyboards can control a same terminal device.In addition to all the functions of a 2 keyboard, the 3 keyboard also has the function of rotating the joystick handle to reduce or enlarge the lens field of view.