D-Link DUB-E100 Brand New Includes One Year Warranty The D-Link High Speed USB 2.0 Fast Ethernet Adapter is specifically designed to plug into an available Universal Serial Bus USB port on a desktop or notebook PC running Microsoft Windows XP, Me, 2000 or 98. Based on USB 2.0, it extends the transfer speed of earlier USB Fast Ethernet adapters to true 10/100Mbps connectivity. As a USB device, it eliminates the need to use an ISA, PCI, or PC Card slot to add LAN connectivity to a PC desktop or notebook computer. It represents the simplest way to connect your computer to an Ethernet based network. This adapter provides a standard RJ-45 connector for a quick and simple method of connecting to an Ethernet 10Mbps or Fast Ethernet 100Mbps-based LAN via a network hub or switch. The single type USB port enables it to be connected directly to a USB host computer, or a USB Hub. It also supports USB's energy saving suspend and resume functions to minimize power consumption, which is especially useful for laptop/notebook users. High Speed USB 2.0 Fast Ethernet Adapter Features Network Adapter True 10/100Mbps Connectivity High Speed USB 2.0 Hot Pluggable Supports Half/Full-Duplex Up To 200Mbps Auto-Negotiation Bus Powered No Power Adapter Required Connect Up to 127 Devices By Cascading Multiple Hubs Tiered Star Wiring Topology Diagnostic LED's Power/Link Tx/Rx Traffic Energy Saving Suspend/Resume Function Easy Plug Play Installation For Microsoft Windows XP, Me, 2000, 98SE with USB Support Slim Light