... , video signal level test, NTSC/PAL color pattern generator, UTP cable test, PTZ protocol analysis, PTZ address scan, DC12 1A ... RS485 interface, the rate 150-19200bpsPowerful in testing LAN cable, measuring the connecting status and displaying the sequence of ... 1 channel color bar video signal for testing monitorUTP CABLE TESTUTP cable testTest UTP cable connection state and display in the screen. Read ...