Features:Good compatibility chipset, compliant with PCI-E x1 standard, can for play PCI-E high speed1x RJ-45 interface 1000M Ethernet interfaceSupports for Windows XP/Vista/7 32/64-bit, Server 2003 32/64-bit, Linuxfor ieeee 802.3, 802.3 ab, 802.3 u, 802.3x 802.1, V LAN technology;10MB/100MB/1000MB network adaptive.The driver supports for Windows 98SE/ME/2000/2003/2008/2008-64/XP/Vista/vista-64/win 7, etc.Automatic for cross detection and correction supportSystem Requirements: At least one available PCI-E x1 slot on the computerPackage Includes:1PC x PCI-E Gigabite Network cardSpecifications:Data Transfer Rate:10/100/1000 MbpsChipset:Realtek RTL8111CExternal Ports:1x RJ-45 Ethernet PortHost Interface:PCI for Express (PCI-E)Size: StandardApplicable Network Type: EthernetPort Type PCIColor: Black/GreenSupports for Windows XP/Vista/7 32/64-bit, Server 2003 32/64-bit, LinuxLED Indicator: Yesnote:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank youPlease allow 1-3mm measuring deviation due to manual measurement.