[Dual Monitor KVM Switch 4 Port HDMI] This KVM switch HDMI help you control 4 computers and share 2 monitors using 1 set of keyboard and mouse. Supports extended mode and mirroring mode. Note: You can only achieve dual display if each of your computers supports the dual display function. | [HDMI KVM Switch 4K@60Hz] This dual monitor KVM switch has a resolution of up to 3840*2160@60Hz with YUV 4:4:4 and is backwards compatible. Compliant with HDMI 2.0 standard. The output is sharper and the colors are more vivid. | [4 Port KVM Switch with 2 USB 2.0 hubs] The HDMI KVM switch extends with 2 additional USB 2.0 hubs in addition to the 2 USB 1.1 ports (marked "K/M"). Convenient for you to share more USB 2.0 devices such as printers, scanners, hard drives, cameras, etc. Satisfy your needs in your working life. | [2 Switching Methods KVM Switch HDMI] Our KVM switch 4 port box is specially designed with 2 switching methods: hotkey switching and push-button switching. The status indicator tells you which port is active, and you can switch between the 4 computers via hotkey switching (Scroll Lock+Scroll Lock+1/2/3/4 or Ctrl+Ctrl+1/2/3/4) or button switching (the button on the KVM switch box). Note: The hotkey function is only available when your mouse and keyboard are connected to the K/M port. | [KVM Switch 4-Port with Wide Compatibility] The KVM switch dual monitor widely compatible with Windows, Linux, Unix, and Mac, it also supports HDMI devices such as webcams, hard disk players, game consoles, DVRs, NVRs and more. This product also comes with 8 HDMI and 4 USB-B cables and 1 Micro USB power cable. If you encounter any problems with your product, please feel free to contact us through our store page and we will be happy to answer your questions.