Feature:1. NIC Controller: The PCI E nic network card is based on for RTL8111G chipset, supports Single Root I/O virtualization, intelligent offload, and improves server stability2. 2 Way RJ45 NIC: The 2 ports gigabit ethernet adapter has RJ45 ports (10/100/1000Mbps) to connect Cat5 UTP /Cat3 UTP. PCIe x1 Lane, compatible with PCIE X4, X8, X16 slots3. Supported Systems: The gigabit ethernet adapter supports for Win 98SE, for Win ME, for Win Server 2000, for Win XP, for Win Server 2003, for Win Vista, for Win 7, for Win Server 2008, for Win 8, for Win 8.1, for Win 10 (32&64bit), for Linux, for DOS, etc. and soft routing, NAS, virtualization and other special applications4. Easy to Install: The 2 ports gigabit ethernet adapter includes thin and full height brackets to support standard and ultra thin computers servers5. PCB Material: The pcie 2 port gigabit server adapter adopts PCBmaterial, which is stable and reliable and has a long service lifeSpecification:Item Type: PCI E NIC Network CardProduct Material: PCBmain Control Chip: For RTL8111GBus Interface: Desktop PCI E X1 Ver 1.1 Slot, Compatible With X4 X8 X16Network Interface: 2 x Ethernet PortsTransmission Rate: 10/100/1000 MbpsNetwork Topology: IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE802.1P, IEEE 802.1Q VLAN. 10BaseT/100BaseTx/1000BaseTManagement Functions: Support VLAN Aggregation, Remote Wake up (WOL), Soft Routing and Other FunctionsPCI Express Revision 1.1, 1 Lane (X1) Bus Interface: CompliantHigh Performance 1000BASE T Ethernet Controller Card: SupportedBackward Compatible with 10/100BASE T Networks: Supported10/100/1000Mbps Data Rate Auto Negotiation Operation: SupportCompatible with: Existing CAT 5 UTP CablesIEEE802.3, IEEE802.3u, IEEE802.3ab: CompatibleHalf Full Duplex Mode and 802.3x Flowing Control: SupportedIEEE802.1P Layer2 Priority Encoding: SupportIEEE 802.1Q VLAN Tagging: SupportedJumbo Frames up to 9K Bytes: SupportedTransmit/Receive On Chip Buffer: SupportedCrossing Detection and Autocorrection Operations: SupportedPower Down Reduce Power Consumption: YesWake on LAN and Remote Wake up: Supported2 x RJ45 Gigabit LAN Ports: YesStandard and Thin Case: Supported.Package List:1 x PCI E NIC Network Card1 x Screw1 x Metal Baffle