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. The tester support DC12V (1A) power output for camera. It is helpful for demo and testing when the power supply is not available. Vedio monitor tester support 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