4 IN 1 RJ45 ETHERNET ADAPTERThis 4-in-1 USB C 3.0 to Ethernet adapter can expand one USB C 3.0 port to 4 ports, including 1 Gigabit RJ45 network port (supporting 1000Mbps transmission rate) and 3 USB 3.0 ports, all ports support synchronous and stable operation. FAST GIGABIT ETHERNETSupports plug and play function, no need to install any drivers, just simple connection for quick use, providing 1000Mbps ultra-fast and stable network speed, bid farewell to WiFi signal fluctuations, delays and other unstable troubles, backward compatible with 10/100Mbps network environment.