1、3 in 1 Interface: USB3.0, HD multimedia interface, PD fast charge (100W) to play games, watch movies, transfer files, super fast charge, the expansion mode is more useful. 2、USB3.0 Expansion: Portable dock adopts USB 3.0 interface, 1G file is transferred in 3 seconds, and supports connecting various peripherals such as keyboard and mouse, U disk, etc. 3、4K HD Picture Quality: The HD multimedia interface interface supports 4K 30Hz high definition resolution, the picture quality is delicate, the details are vivid and lifelike. 4、Plug and Play: No need for additional drivers, small size and lightweight design, compatible with most HD multimedia interface port devices such as monitors, projectors and other devices. 5、Compatibility: HD multimedia interface adapter hub dock is compatible with for OS X, for Windows, for iOS, for Android and other systems, for Switch, for iOS tablet, and computers can be used.