Switch 10Mbps or 100Mbps network automatically. Half/full duplex 10/100Mbps operation. Support Full Duplex Flow Control (IEEE802.3X) Support all USB standard commands Support suspend/resume detection logic. Compliant to USB interface version 1.0/1.1/2.0 Support 10Mbps and 100Mbps N-way auto-negotiation operation. Integrated Fast Ethernet Mac physical clip and transceiver in one chip. Device Type: USB RJ45 Lan Ethernet Network Adapter Card Interface Type: USB 2.0 male to RJ45 female Cable Length: 15 cm Color: White System Compatibility: Windows 98SE/ME/2000/XP/Vista/Win7. Linux 2.4. Mac OS under v10.4.