USB 2.0 NT-USB20 Ethernet Adapter offers the most convenient and efficient way to connect with a laptop or desktop computer to an Ethernet network. Make the connection as easy by plugging one end of the cable into the RJ45 receptacle of the Ethernet Adapter and the other end into one port of the supporting hub. Add a network connection to your PC without opening the case! Perfect for all notebook or desktop computers Full-duplex 10/100 network connection Low power consumption - no external power needed USB 2.0 to RJ45 Ethernet, 10/100Base-T Easily add Ethernet capability to your PC or laptop with this great new high speed USB 2.0 to 10/100Base-TX adapter. Encased in a lightweight, durable plastic housing, this adapter is perfect for busy professionals on the go.