... 321 Chinese/English CCTV TesterCCTV tester functions: High definite LCD display + PTZ controller + image producer+ network cable testing ... mode:PAL / NTSC auto adjustDisplay screen:2.8 inch LCD color display screen, 960 X 240 resolution Video input:1 ... timeCommunication protocol:Compatible with various protocols: Pelco_D, Pelco_P, Samsung, Panasonic, Minking, Vido, Yaan etc.Baud rate:2400, 4800, 9600 ...