USB 3.0 HDMI KVM SwitchesThis 4 port KVM switch USB 3.0 allows you to control 4 computers with only one set of monitor mouse keyboard. You can easily switch between four computers on 1 monitor and share 4 USB 3.0 devices. Ultra HD 4K@60Hz Visual EnjoymentUSB 3.0 KVM switch HDMI support resolution 4K@60Hz 2K@120Hz. Of course, it also support 4K@30HZ,3D and 1080P or lower resolution,pls make sure computers support 4K resolution and HDMI 2.0 cables insert.Note: This KVM switch also work with ultrawide monitors. KVM Switch with 4 USB 3.0 PortsHDMI USB switcher with 4 USB 3.0 ports which can recognize wireless keyboard,mouse,printer,scaner and other USB devices.supports ultra-fast USB 3.0 data transfer, Data transfer speeds up to 5Gbps,backward compatible with USB 2.0 and USB 1.1 devices. Two switching modesWith KVM USB 3.