Color: As shown Material: plastic + metal Compliant to USB interface version 1.0/1.1/2.0/3.0. Support 10Mbps and 100Mbps N-way auto-negotiation operation. Compatible with Linux 2.4, 98/ME, windows2000, windows2003 32/64bits, xp 32/64bit, vista 32/64bit, 7 32/64 bit, macintosh System/ OSX10.4, etc. Package Included: 2 x USB to LAN Ethernet Network Adapter For Laptop OS PC 2 x Driver mini CD Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. USB 2.0 male to RJ45 Ethernet female adapter cable USB 2.0 High speed interface, product total length 8.3inch/21cm. Switch 10Mbps or 100Mbps network automatically. Support Full Duplex Flow Control(IEEE 802.3x) Support all USB standard commands. Support suspend/resume detection logic.