... generation,RS485 data test, 2.5 inch TFT LCD PTZ RS485 UTP Portable cctv tester,cctv camera tester,function of cctv tester ... screen clearlyVideo signal generation - It can output the Green, White, black and Blue screen to the monitor and DVR for ... , CSR600, Alec, ectBaud Rate2400, 4800, 9600,19200Signal generatingOutput Green, White, Black and Blue screenUTP cable Testtest UTP cable connect situation ...