Functons: --Video test The video signal and the quality of picture can be tested --PTZ controlling test Basic operational test for PTZ products, with functions including pan/tilt, zoom in/out, Preset setting and operation, speed adjustment and more Supports multiple protocols and baud rates, communication via RS-232, RS-422 simplex and RS-485 port RS-485 protocols includes: Pelco D, P, Samsung, Panasonic, and Molynx Additional protocols can be added as per customer's requests Baud rates include: 2, 400, 4, 800, 9, 600, and 19, 200bps --UTP cable test The wiring condition (disconnected, short of UTP cable) can be tested and showed in the screen clearly --Video signal generating It can output green, white black and blue screen to allow technicians to inspect video monitor or DVR The generating signal supports PAL or NTSC (doesn't support both simultaneously) formats --RS-485 data test Test the RS485 data sent from controlling device Display the hexadecimal data content for engineers to analyze Features: Video test function, high resolution LCD screen PTZ control and test function Support RS232, RS422 simplex, RS485 and multi-Protocol UTP cable test function 1 channel video generating function RS485 data test function OSD menu, visual and simple operation Powered by power adapter or battery Low consumption, battery power status