?POWERFUL FUNCTIONS 6 IN 1?: USB Type C Hub Pro with 1 * HDMI 4K @ 30Hz connection, 3 * USB 3.0 connection, 1 * SD card reader adapter, 1 * TF card reader adapter. ?HDMI 4K VIDEO ADAPTER?: Supports projecting pictures, videos, films, audios and the like from your computer, pad and mobile phone onto display devices such as TV and projector. The HDMI interface supports 4K @ 30Hz ultra high definition display. ?HOT SWAP MULTIPLE USB-C INTERFACES?: If the USB 3.0 interface is connected to a 3.0 U hard drive, it can read and write the data of the 3.0 U hard drive at high speed. It is also compatible with USB 2.0, mouse, keyboard and others. Support plug and play, hot-swap. ?SPECIAL HIDDEN CABLE DESIGN?: The precise storage slot fits perfectly with the external connection cable and avoids that the cable cannot be routed. This saves a lot of space. Live a simple life. ?COMPATIBLE DEVICES?: MacBook 10.11, Dell XPS13 Book Test (Windows 10 64-Bit), Chrome Book (44.0.2403.156), MacBook Pro 10.12.6, Huawei WT-Wos, Xiao Mi 161201-AA, Lenovo Xiao Xin Air12, Samsung cell phone (S8), Huawei cell phone (MATE 10), ASUS U4000UQ, etc.