There is no need to repeatedly plug and unplug the four devices, and the entertainment and office can be switched freely. Three USB devices (, mice, etc.) and a audio devices share four hosts.Support 4K@30Hz ultra-clear quality.ABS+PC shell, wear-resistant and high-temperature resistant, more stable for long-term use.Mini design without compromising desktop space.The working status can be known at any time. The indicator light design makes it easy to check the working status.Type: SwitcherFunction: three USB devices (, mice, etc.), a audio devices share four hostsSwitching : button switch/wire control button switchResolution: 4K/30HZDrive: plug and play without driveColour:blackMaterial:ABS+PCSize:14.7 x 7.4 x 2cmPackage Contents:1 x Switcher4 x -compatible Cable1 x DC Power Cable1 x Wired ButtonOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.