AT-VGA matrix switcher series is designed for computer and video display equipment and professional design of High Performance Broadband Intelligent matrix switching equipment switching signal and VGA high resolution digital image signal, the output of any path distribution function, can be arbitrarily choose a multi-channel input signal output or multiple outputs to a display device, also the path of the input signal to choose a path output or multiple output at the same time. This series of products can be widely used in large screen projection display engineering, multimedia teaching, report hall, command and control center, hotel, multimedia conference room, audio and video exhibition hall and so on.