1. This KVM switch with 2 in 1 out 2 ports can help you control 2 computers with one set of USB keyboard/mouse/monitor. This KVM switch can help you switch two sets of high-definition video sources at the same time, and can be widely used in education, conference training, video surveillance and security systems.2. Supports USB 2.0 devices for sharing mouse, keyboard, printer, scanner, USB flash drive and other USB devices between 2 computers. Supports all computer systems, including for Windows10 / 8.1 / 8 / 7 / XP / Vista, OS, Linux, Chrome OS. It also supports switching of multiple input devices or signal sources, such as for PS4, PS4 Pro, PS3, One, TV Box, PC, Laptop, Switch, etc.3. Ultra-high-definition visual enjoyment, supporting the highest resolution 4K@60Hz (3840x2160), making the screen display more delicate and realistic, and the colors brighter and more flexible. The 4K switcher has a built-in automatic adjustment system to make the picture clear and smooth. Of course, it is backward compatible with lower 1080P, 720P resolutions4. Often easy to use, plug and play, no driver required. Use extension cord keys or machine key switches to switch between desktops and office laptops, eliminating the need to buy more monitors and keyboardsColour:blackMaterial:plasticPackage Contents:1 * KVM switch1 * Desktop Controller2 * 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.