5-in-1 USB C Hub - Plug and Play: This USB-C hub expands the USB C port of your Laptop/ Tablet/ Cellphone to HDMI port, Ethernet port, and 3 USB 3.0 Data ports. Equipped with 15cm flexible and durable nylon braided cable, the aluminum shell structure can effectively dissipate heat even when fully loaded. Ideal for traveling or working home. 4K HDMI Port - Ultra HD: USB C to HDMI adaptermirror mode and extend mode to stream videos at resolutions up to 4K@30Hz. Note: To achieve 4K resolution, please confirm that your USB-C devices support "Display Port Alternate Mode" video output.