[USB KVM Switch ]This KVM switch helps you use a set of keyboard, mouse, keyboard and printer to control 2 computers. You can easily switch between two screens. KVM switches keep your workplace neat and make your life easier and more efficient. [Ultra HD 4K@60Hz visual enjoyment]This USB KVM switch which supports the resolution 4K@60Hz, makes the image display more exquisite and realistic, the color is more bright and moving, really gives a feast for your eyes. [Support One-Key Switch]kvm switch has a button for one button on the top, no need to connect and disconnect, one-key switch 2 computers , share 3 USB drives. The best solution for people who need to use 2 computers. [Good compatibility, driver free] This kvm switch works with great compatibility, driver free for /8/8.1/7/Vista/XP and OS, Linux and Chrome OS, just plug and play. No external power required. [Support for multiple devices] The KVM switch box supports multiple input devices or signal source switching, such as , Pro, PS3, , TV box, PC, laptop, , most of which support equipment. Black Color Material: Plastic Package Contents: 1 x KVM Switch 2 x USB Cable 2 x Cable 1 x English Manual Only the above package contents, 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 permissible measurement error is +/- 1-3 cm.