Features: 1.10/100/1000Mbps: This PCIe network card can add a 10/100/1000 Mbps Ethernet port to a PC. PCIE gigabit network card is suitable for any PCI Express x1, x4, x8 or x16 socket. 2.Gigabit Ethernet: This gigabit ethernet is fully compliant with the IEEE 802.1p, IEEE 802.1Q, IEEE 802.2, IEEE 802.3ac, IEEE 802.3az, IEEE 802.3x, IEEE 802.3z, and IEEE 802.3ad standards. 3.Widely Compatible: This PCIe ethernet card is suitable for Win 98SE, for 2000, for XP, for server 2003 to 2008, for Vista, for Win 7, for Win 8, for Win 10, 32/64bit, for Linux, for OS X 10.5 or higher. 4.Stable Transmission: This PCIe network adapter adopts RTL8111L chip and PCIE slot that ensure stable transmission, fast heat dissipation and low power consumption. 5.Auto Negotiatie: This PCIe NIC network card supports auto negotiation technology, automatically detect the full duplex/half duplex mode, and automatically match the network speed, thickened gold plated pins, more reliable contact, reduce hardware contact failure. specification:Item Type: PCIe Network Card Material: Printed Circuit Board Applicable Network Type: Fast Ethernet Chipset: For Realtek RTL8111L Network Port: RJ45 Bus Type: PCI E X1 Data Rate: 10/100/1000Mbps Led Indicator: LINK/ACT(LINK/ACT) Network Standard: IEEE 802.1p, IEEE 802.1Q, IEEE 802.2IEEE, 802.3ac. IEEE 802.3az, IEEE 802.3x, IEEE 802.3z, IEEE 802.3ad. PackageList:1 x PCIe Network Card