Noted: Mechanical keyboard and wireless keyboard does not have hot keys function. [4K KVM Switch with Remote]With 4 ports, 4 different displays can be connected together at the same time without delay or flicker.[ KVM Switch up to 4k@60Hz]Supports 4k@60Hz, with high-definition resolution, it makes the pictures more lifelike and brings you a better sense of experience[ KVM Switch operating system compatibility ]All systems of Windows, Unix and OS X. Compatible with the BASIC wired/wireless keyboard/mouse.[ KVM Switch Hot Key Supported]The input source can be switched through the keyboard, which is convenient and quick to save your operation steps.[ KVM Switch supports multiple devices]The converter can support various USB devices, U disks, USB printers, Bluetooth cameras, etc., so that you can use these devices at the same timePlug Type: US Plug,it applies to Canada, India, Mexico, Thailand, Taiwan, the United States, the Philippines and so on.Colour:black+redMaterial:Plastic + MetalPackage Contents:1 * Switch1 * US plug4 * USB cableOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.