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 /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.