CCTV controller: 1.Control matrix, DVR, PTZ camera 2.3-D,Backlit keys 3.multi-protocol and baud rat CCTV controller: ... an intuitive interface.Multiple protocols support.(PELCO-D,PELCO-P,AD,PHILIPS,SAMSUNG,VICON,PANASONIC etc.).2 sets RS-485 with 1200 Max ... ,PTZ and DVR.Buzzer effect and backlight .Password protection. 3-D CCTV controller