Connect your laptop or desktop computer to an Ethernet network easily with the Sabrent-USB 2.0 to RJ-45 Ethernet Network-Adapter. Just plug one end of the cable into the RJ45 receptacle of the Ethernet adaptor and the other end into the supporting hub. Network connection can be added to your PC without opening the case. It is suitable for all kinds of laptops and desktops with full duplex 10/100 Network Adapter connection. Power consumption is low and no external power is needed. The USB 2.0 to Ethernet adapter easily adds Ethernet capability to your PC or laptop with great speed. It is very good for professionals who are traveling as it is encapsulated in a lightweight, durable plastic housing.