... testing3.The CCTV transmitting channel testing4.PTZ controllerFEATURES3.5"TFT-LCD , 960(H)×240(V)resolutionOptical power meter, testing ... and RS485 interface, the rate 150-19200bpsPowerful in testing LAN cable, measuring the connecting status and displaying the sequence ... TestSignal modeNTSC/PAL (Auto Adjust)Display3.5 inch TFT-LCD ,960 x 240 resolutionLCD adjustAdjustable brightness, contrast, color ...