Features: 1.Switch 10Mbps or 100Mbps network automatically 2.Half/Full duplex 10/100Mbps operation 3.Support full duplex flow control(IEEE 802.3X) 4.Support all USB standard commands 5.Support suspend/resume detection logic 6.Compliant to USB interface verison 1.0/1.1/2.0/3.0 7.Support 10Mbps N-way auto-negotiation operation 8.Integrated fast ethernet MAC, physical clip and transceiver in one chip 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 Dimension: 65 x 20 x 15 mm Net Weight: 18 g Color: White System Compatibility: For Windows 98SE/ME/2000/XP/Vista/Win7. For Linux 2.4. No Support For Mac OS Package Includes: 1 x USB to Ethernet Lan RJ45 Network Card USB 2.0 Ethernet adapter for reliable network connectivity Automatically switches between 10Mbps and 100Mbps networks Supports half/full duplex operation for efficient data transfer Compliant with IEEE 802.3X for full duplex flow control Compatible with all USB standard commands