Product Codes: 4-Port PCI-E Gigabit Ethernet Network CardBus type: PCI-Express X1Compatible: PCI-E 4x, PCI-E 8x, PCI-E16xConnectors: Four RJ-45 CopperWiring: Category-5, unshielded twisted pair (UTP)Bus Type: PCI Express 2.1 (5GT or s)Bus Speed (MHz).Width: 4- PCI Express, operable in x4, x8 and x16 slots.Data Rate(s) Supported per Port: 10, 100 and 1,000-MbpsIEEE Standard or Network Topology: 10BASE-T, 100BASE-TX, 1000BASE-TApplicable network type: Gigabit EthernetApplicable fields: Server: 8 (1 or port, link and speed) solid and blinkingFull-height and low-profile, screw-on brackets included with each adapterOperating Systems:Windows Server 2012 x, Windows Server 2012x, Windows 8x, Windows Server 2008 x, Windows 7x, Windows Server 2008x, Windows Vistax, Windows Server 2003 x, Windows Server 2003x, Windows XP Professional, Linuxx Stable version 3.x, 2.6,x, Enterprise Linuxx 5, 6, SUSE Linux Enterprise Serverx 10, 11, FreeBSD 9x, ESX or ESXi.Colour:greenMaterial:PCandMetalPackage Contents:1 x ethernet card1 x BracketOnly 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.