The HD coaxial tester is developed for the on-site installation and maintenance of HD coaxial camera, having TVI, AHD,CVI. It also provides many useful functions, such as video display, PTZ control, DC12V output power, test, image generator, VGA video signal input, 1.0 signal input, RS485 data searching, cable testing, LED lamp etc. Vedio monitor tester, High-resolution 5.0 inches 800 (RGB) x480 wide viewing angle display, Viewing angle larger, more intuitive and easy to display the camera image quality. Video monitor tester built-in Pelco-D / P PTZ control protocol, etc. , through its own RS485 interface, the user can control the PTZ up, down, left, right rotation, and adjust one machine zoom, aperture size. Multi-format video OUT port image generator, sending a variety of standard (e.g. PAL, NTSC) color graphics section, Manufacturer: DRAUXI