USB Ethernet AdapterThis is a USB 3.0 male A to RJ45 female ethernet adapter which connects your computer or tablet to a router or network switch for wired network connection. It adds a standard RJ45 port to your Ultrabook, notebook for file transferring, video conferencing, gaming, and HD video streaming. Gigabit Networking for Fast, Stable Data TransferFull 10/100/1000Mbps gigabit ethernet - faster and more reliable than most wireless connections. USB powered, no external power required. Backward compatible with USB 2.0/1.1. Note: To reach 1Gbps, make sure to use CAT6 & up Ethernet cables. Unique and Excellent DesignThe built-in intelligent chip RTL8153B with lower power consumption and better heat dissipation offering high-speed transmission. Nylon braided cable and premium aluminum case add up the durability without compromising on its flexibility. LED indicator informs you of the working status. Plug and PlayDBIT Gigabit USB 3.0 to Ethernet Adapter is driver-free fo