[USB KVM Switch Box]This KVM Switch allows you to control 2 computers with only one set of USB devices (Monitor, Mouse, Keyboard and Printer). You can easily switch between two displays with one button-pressing, it is not only a monitor switch but also a keyboard mouse switch. [Ultra HD 4K 60Hz Visual Enjoyment]This USB KVM switch supporting resolution 4K 60Hz, also supports 1080P or lower resolution, mainly depending on the computer's resolution. Exquisite and realistic display image give a feast for your eyes. [Easy Switch and Greater Compability] Easily switch between 2 displays with a single click on the button or wired controller. This KVM switches works with greater compatibility(we have updated the usb ports to usb 3.0-which improve the data transfer stability), driver-free for or 8 or 8.1 or 7 or Vista or XP and OS, Linux, and Chrome OS, simply plug and play, No external power required. [Free UP Your Desk Space] kvm switch save your desk space when you need to use two computers, you can easily switch between 2 computers and usb devices without all the clutter. No need to plug and unplug cable and usb cable back and forth anymore, making your work much more convenient and efficient. Material: plastic colour: Black Package Contents: 1 x switch 2 x USB cables 2 x cables Only the above package content, other products are not included. Note: Light reflection 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.