1、Dual 10G SFP: This PCIe network card with dual 10G SFP ports allows you to connect to 10Gb/s SFP+ transceiver module /DAC and upgrade Ethernet speeds to 10Gb/s. 2、PCIe to 10Gbe SFP: This This dual Lan 10G PCIe network adapter converts PCIe slot (X8/16) into 10G SFP Ethernet port. Suitable for PCIe ports only, not PCI slots. 3、I/O Virtualization: This SFP network card adopts 82599EN controller and supports I/O virtualization to improve server stability. Up to 10 Gbps dual Lan is provided to ensure Internet access and local data transmission stability. 4、Widely Compatible: This SFP server adapter is suitable for Win Server 2003/2008/2012, for Win 7/8 / for Vista, for Linux, for VMware ESX to meet the diverse operating system needs of your data center or home. 5、Comes with Bracket: This SFP PCIe network card comes with bracket that can be used with computer chassis/server of standard and mini sizes, offering more convenience. 1 x PCIe Network Card1 x Bracket Item Type: PCIe Network CardMaterial: Printed Circuit BoardBus Type: PCI EX8, Compatible With PCIE X16 Card SlotsNetwork Port Type: 2 SFP PortsTransmission Rate: 1G/ 2.5G/5G/10G MbpsBracket Type: Full Height and Half HeightLED Indicator: LINK/ACT(LINK/ACT)Main Control Chip: 82599Network Standards: IEEE 802.3(1000BASE SX,1000BASE LX)