Module VVS- KB977(cctv keyboard)
Power Source: DC9V/5W
Communication: 2 RS485 ports(one for standard, one for signal zoom ,can be control 2000M distance)
Distance  : 1200M
Protocol  PELCO-D, PELCO-P, AD(TYCO),SAMSUNG,Panasonic
Baud Rate  2400, 4800, 9600, 19200
Most Adds  255/1024
Display  : Blue LCD
Dimension: 36(L)X15(W)X16(H)cm
LCD display.
6 Axis optical joystick
Support multiple protocols and baud rate.
It can control all of the function of high speed domes and with Key backlight.
It can control the DVR: Image shift, record, stop, play, image size, catch screen, speed, back, menu, alarm, etc.
CD software, make any DVR compatible for the keyboard.
Could control 99 DVR at most.
Matrix switch.
16 user account, 8 digit password.