VGA input test: suitable for debugging DVR/NVR recorders, notebooks, DVD players, set-top boxes, desktop computer hosts and other VGA output devices. 5-inch 1920*1080 IPS high-definition screen, the camera screen display is clearer and smoother, and the low-light to high-brightness range can be adjusted in a large range to fully protect the eyes. 4K input test: The instrument has a built-in input interface, the resolution supports up to 4K@30fps, and is backward compatible with 1080P, 720P and other signals, suitable for debugging DVR/NVR recorders and set-top box equipment, acting as a temporary display, easy to operate, greatly improving efficiency . High-definition network camera test 4K test: 6 leading high-definition 4K H.265/H.264 main stream test, bid farewell to sub-stream test to search for multiple cameras in different network segments,directly supports 12 million cameras across network segments for smooth real-time images, Resolution up to 4K. AI IPC test: a test function that really improves work efficiency, adopts professional IPC technology, displays various camera statuses (power supply, IP search, activation, image, link status) in real time, automatically logs in, automatically displays images, and automatically saves cameras User name and password, the efficiency is increased by 500%., Manufacturer: LLOOPK