USB 2.0 Ethernet Adapter. This adapter allows you to connect to a network via a USB port. It supports 10/100Mbps network operation and features automatic switch speed, half/full duplex, and full duplex flow control. Compatible with Windows 98SE/ME/2000/XP/Vista/Linux and Mac OS X. The adapter includes integrated Fast Ethernet MAC, physical clip and transformer. Model number: USB208B.