Occasions and Events - great for group conference,advertising,office,multimedia,learning,gaming console,financial securities,presentations,video teaching,public security monitor,video broadcasting system. 2 ways to switch - desktop controller and faceplate button. you can use the controller or push the button to swaping the pc. the Led lights indicate working computer. usb powered no addtional dc adptor. Resolution Notes - KVM switch HDMI does support 8K, 4K and other resolutions, KVM is just a pass-through switch, so if we want to use 8K resolution, the computer, monitor and HDMI cables need to support 8K at the same time. There is an 8K HDMI 2.1 cable in the package, and it is recommended to use an 8K HDMI 2.1 cable. 8K HDMI 2.1 - HDMI 2.1 has 48Gbps ultra-high speed bandwidth, much faster than hdmi 2.0(18Gbps) and hdmi 1.4(10.2Gbps). This 8K KVM switch 1 monitors 2 computers Supports Full Ultra HD 8K(4320p)@60Hz and is backward compatible with 4K(2160p)@60Hz/120Hz/144Hz, 2K(10 80p)@120Hz/165Hz/240Hz etc. HDCP 2.2 and 2.3, HDR 10, ARC and eARC, VRR , QMS, QFT, DTS, Dolby Atmos, Dolby TrueHD 7.1 Audio, 3D. USB Switch - Share 3 USB3.0 devices,support usb wireless keyboard mouse,printer,scanner,U disk, portable SSD drive, flash drive.plug & play,drive-free,compatible all os ,windows, dos, mac os, android,kinds of linux.Notice: Only the use of the computer USB3.0 port output can ensure the 3 USB ports of the KVM OUT port is the rate of USB3.0. 2 Port 8K HDMI 2.1 KVM Switch - This USB 3.0 HDMI KVM Switch can be used by 1 computer or 2 computers, please refer to the illustration.2 Computers share 1 keyboard video mouse. any desktop pc with hdmi output like laptop,gaming console,office pc,network server computer,mini pc can share same keybord monitor mouse,cut costs and keep desktop room tidy.Fast switching between 2 computers (2-5 seconds depending on resolution).