USB 3.0 Ethernet Adapter gives you the ability to connect your Ultrabook or tablet to a wired network. Plug-and-play design means easy installation – no software required. Bus-powered adapter needs no external power. This Ethernet 10Base-T cable supports 10/100/1000Mbps on USB 3.0 ports. SuperSpeed USB 3.0 interface delivers 1 Gbps Wi-Fi speed.