SIIG's USB 3.1 Type-C LAN Hub with HDMI Adapter - 4K Ready expands a single USB Type-C port (with DisplayPort signal) from your notebook or laptop computer to multi-function outputs with Gigabit Ethernet, HDMI and USB ports. It adds a Gigabit Ethernet port to your computer to instantly utilize fast and reliable wired network connection. It also provides a USB hub with two ultra-fast 5Gb/s USB Type-A ports, enabling you to connect additional peripheral devices simultaneously. The built-in HDMI port allows you to connect your computer to a HDMI display or TV and supports Ultra HD 4Kx2K resolution to deliver stunning and crystal clear images/videos. This plug-n-play multi-functional adapter is compact and lightweight to travel with; no external power adapter is needed. It is an excellent solution to help you expand your computer's connectivity to increase efficiency and productivity.