Product Features:
Metal Housing, computer keyboard design
Support PELCO-D, PELCO-P and VISCA protocols
Chinese/English LCD, key-pressing prompting voice available
With three dimensional joystick, can variable speed control the camera or Pan/tilt
Two dimensional keyboard control, can get accurate step speed
Can control the camera or pan/ tilt rotation, zoom, iris, focus and camera parameter setting
Can control the camera or pan/ tilt preset tour, pattern, absolute position, zoom operation, AUX operation and so on
Real time display the decoder and matrix's working status
Short circuit and overcurrent protection, automatic recovery program design for communication port
Multi interface control signals: RS485, RS422, RS232, can control max. 256 unit of camera.
Max. Communication distance: 1200M (0.5MM twisted pairs).

Technical Specs:
Communcation Mode  RS-485 semiduplex, RS-422 full-duplex, RS232 full-duplex
Baud Rate  1200/2400/4800/9600BIT/S
Interface  RJ45 net network interface, RS232 standard jack, terminal
Voltage: DC12V
Power: 5W
Display: LCD
Working Temperature: -10° ~ +50° C
Working Humidity: 10~90%(non-condensation)
Weight
Dimension: 271MM(L)X 181MM(W)X 54MM(H)