1.Can control PTZ and cameras 2.Portable, LCD display, set monitor function and PTZ control function 3.internet line test, OEM Key features:1) Portable design; set the monitor function and PTZ control functions in one small and exquisite appearance2) 2.5 inch high resolution TNT LCD display can show camera image.3) 1-channel video input, 1-channel video output.4) Support internet test function, ...