Features: 1.Super Speed: Mini PCIE Gigabit Ethernet card is a high performance 1000baset t Ethernet control card, which is backward compatible with 10/100baset t internet, and its transmission speed is faster and more stable. 2.System Support: Mini PCI E Ethernet card supports for Windows Server 2000/Server 2003/Server 2008/Server 2012,for Windows me/98se/XP/Vista,for Windows 7,for Windows 8,for Windows 8.1,for Windows 10 (32?64bit),for Linux,for OS X10.4.x or above. 3.Wide Compatibility: Dual port Gigabit Ethernet card has wide compatibility, which is compatible with MINI PCI E card electromechanical revision 1.2, and is compatible with full size and half size mini card types. 4.Transmission Rate: The transmission rate of Mini PCI E Gigabit Internet card is 10/100/1000Mbps, and the IEEE network topology is IEEE 802.3;1000BASE T, 100BASE TX and 10BASE T. 5.Easy to Use: Mini PCI E Gigabit Internet card does not need to be driven. It can be used after taking out the product and installing it. It is easy to operate, and has LED indicator light. specification:Item Type: Mini PCIE Gigabit Ethernet Card Material: PCB Bus Interface: MINI PCI E Internet Interface: RJ 45 Transmission Rate: 10/100/1000mbps Main Control Chip:For Realtek RTL8111H Indicator Light: LINK: When the Connection Indicator Lights Up, It Indicates That the Line is Normal. ACT: The Signal Indicator is Flashing, and the Port Has Data Transmission and Reception. Compatible Size: Full Height, Half Height PackageList:1 xMini PCIE Gigabit Ethernet Card 1 xScrew 1 xBaffle NoteThere may be compatibility problems with for Lenovo and for DEEL brand machines, but there are no problems with other models and motherboards.