4 Port HDMI KVM Switch: This 2 monitor 4 computer kvm switch allows you to use a set of keyboard and mouse to control 4 computers, share 4 USB devices and 2 monitors and support copy mode and extension mode (requires your computer to have 2 HDMI port) copy mode: two monitors output the same picture, extender mode: two monitors output different pictures.(Extended or mirrored display modes depend on your computer's graphics card) | Stunning Visual Effects: This 8K HDMI KVM switch supports resolutions up to 8K@60Hz and 4K@120Hz, providing an incredible viewing experience with stunningly lifelike images and vibrant colors. It is also backward compatible with 4K60@Hz, 1080P or lower resolutions for compatibility with various HDMI devices.Note: Only when both your computer Graphics card/monitor/HDMI cable support 8K@60Hz then you can get 8K@60Hz effect, so if you want the max resolution you have to check your devices first | 4 Ports Dual Monitor KVM with 4 USB Ports: The HDMI KVM switch 4 port dual monitor is equipped with 3 USB 3.0 ports + 1 USB 2.0 Port, USB 3.0 with a transfer speed of up to 5Gbps, which is 10x the speed of USB2.0. 1*USB A 2. 0 Designed for 2.4GHz wireless mouse or keyboard without signal interference. Enable 2 computers to share 4USB devices, such as a mouse, keyboard, USB flash drive, camera, etc | KVM switch 2 Switch Mode: You can switch computers using the buttons on the panel or the wired remote control (supplied). Easy switching without delay. LED indicate the active computer. This 2 monitor kvm switch 4 computer is widely compatible with Windows/Vista/XP/Mac OS/Linux and Unix operating systems | What You Get: This 8K 4 Ports HDMI KVM is equipped with 4 USB 3.0 cables and 1 desktop remote control and 1 power adapter. You need to prepare the HDMI cables required to connect 4 computers and 2 monitor