By using the D-Link DUB-E100 USB 2.0 Fast Ethernet Adapter you can easily extend the transfer speed of earlier USB Fast Ethernet adapters to true 10/100Mbps connectivity. It is a Hi-Speed USB 2.0 10/100Mbps Fast D-Link Ethernet Adapter that has been specifically designed to plug into an available USB port on a desktop or laptop PC that runs on Microsoft Windows XP, Me, 2000 or 98SE. Depending upon the USB 2.0, the 10/100 Ethernet Adapter tends to increase the transfer speed of earlier USB Fast Ethernet adapters. It also eliminates the need of using an ISA, PCI, or PC Card slot to add LAN connectivity. The D-Link Ethernet adapter offers a standard RJ-45 connector that allows a quick and simple method of connecting it to an Ethernet of 10Mbps speed. The Rj45 Ethernet Adapter is very easy to install and use.