HDMI USB 3.0 KVM Switch Dual Monitors This KVM allows you to share 2 monitors between 2 computers and control them with 1 set of keyboard and mouse, KVM Dual Monitors for extended/copy display. You can quickly switch and control 2 computers with this 2 Port KVM switch. It requires every Laptop/PC support 2 screen or above display functions. Noted please: If your computer/laptops supports multi screen function, but just 1 HDMI interface output, that maybe not support. 4K@60Hz USB 3.0 KVM Switch, Adaptive EDID KVM switch HDMI dual monitor supports up to 4K@60Hz resolution, and is backward compatible 3840*2160@30Hz, 2560*1440@60Hz, 1920*1080P@60Hz etc. It comes with EDID emulators in each input port, keep Laptop and PC always having correct display information. When you use the KVM, the output picture is still clear and vivid.