Fangrui Product Details Support 2 Kinds Of Switching Modes: Button Switch / Desktop Controller Switch. The 2 Indicators Corresponding To The2hosts Easy To Knowwhich Computer To Control. Strong Compatibility,compatible With 10/8/8.1/7/vista/xp, Osx, Linux, Chrome O And Other Systems. With 3 Ports Usb 2.0 Interfaces For Sharing Usb2.0 Devices,such As Printers, Keyboards, Mouse, Usb Flash Drives,etc. Do Not Need To Plug And Unplug Time When Using. Support The Highest Video Resolution:8k@30hz, 4k@60hz Colour:black Material:aluminum Alloy Package Contents: 1 X Dp Kvm Switch 1 X Usb Cable 1 X English Manual 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.