Features 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. specificationItem Type: for Switch Portable Dock Material: PC, ABS Input: USB3.1 Output: HD Multimedia Interface Interface 4K at 30Hz 1080P at 60Hz PD Power Supply 100W USB3.0 5Gbps PackageList1 x forSwitchPortableDock