HDMI KVM switch can two sets of high-definition video sources and USB interface to realize the two choose one free switching, so that two hosts share two monitors and a set of keyboard and mouse and other USB devices. Dual-screen copy mode: 2 monitors display the same screen of the same host computer respectively. 2 switching modes, panel button and desktop controller switching, recommended desktop controller switching, more convenient to use! 2 USB inputs and 4 USB3.0 outputs support keyboard, mouse, USB printer, scanner, plotter, multifunction printer and other USB devices.