Efreecity® CCTV Joystick Keyboard Controller LCD Display for PTZ Speed Dome Camera Control (4D joystick controller);

Photoelectric in sulated RS485 controlling mode,strong anti-jamming and long-distance trasmission
Control up to 128 units,each unit can be set 1-255 addresses.
Variable speed orperation can be applied to the built-in Pan/tilt of camera.
Can control the lens zooming,focus and iris.
Easy to set and run the preset positions and tour group.
Easy to set the left and right limiting positions and run the scan between them.
Home(default) position can be set up,activated and closed by the controller.
Power supply:DC9V - 12V 500mA
Power adapter provided :AC110V or 220V(±10%) switch to DC9V 500mA
Communication connection mode :RS-485 bus mode for controlling units
In-built multi-protocol :Pelco-D, Pelco-P, Pelco-D1, Pelco-P1, New
Baud rate of communication :2400/4800/9600/19200 BIT/S
Max controllable Cameras :128 units PTZ cameras or Decoders etc terminal decvices
Range of communication :1.5KM (4900ft) with twisted-pair
The range for camera address :1-255
Dimension :202（L）× 168（W）× 48（H）mm
Temperature Operation :-10 to 60°C
Relative Humidity :<=90%RH
Package includes: 1 x Keyboard Controller for PTZ CCTV Cameras
1 x User Manual
1 x Power Supply AC Adapter