Flowvia UHD mixed matrix switcher is a high-performance UHD video signal switching device, which is compatible with digital and analog signal input, and supports multi-format signals. The output of any signal can choose the signal source freely without disturbing other outputs, minimize the attenuation of signal transmission, and image and sound signals can be outputted with high fidelity. Our matrix switcher has functions such as breaking electric field protection, LCD and multi-format signals switched, which is with a card inserted structure, and support signal input such as HDMI, DVI, Video, VGA and YPbPr, and HDMI signal output. At the same time, it also has a network and RS232 communication interface, which can be used easily by personal computers and control equipment. The device provides a new solution for the professional project that needs digital, audio and video switching.