Feature:1. PCI Express 1X: The Gigabit Ethernet card supports PCI Express 1X bus high speed interface, PCI Express bus interface Gigabit Ethernet card2. Scope of Application: The PCIE Ethernet card supports for win7, for win8, for win10, for winVista, for winXP, for win2003, for win2000, for OS X, for Linux and other systems3. Immersion Gold Technology: The internal computer networking cards use gold fingers with immersion gold technology. PCIE x4,x8,x16 slots can be used4. Wide Compatible: The Ethernet card supports 10Mbps, 100Mbps, 1000Mbps rate adaptation, can be used with confidence5. Adaptive Port: Full duplex half duplex adaptive port supports automatic flipping and data correction, widely used in desktop Internet accessSpecification:Item Type: Gigabit Ethernet CardMaterial: PCB, MetalChip: For Realtek RTL8111Port: RJ45Transmission Rate: 10Mbps, 100Mbps, 1000MbpsSupport System: For Win XP, for Win7, for Win8, for Win10, for Linux, for OS X.Package List:1 x Gigabit Ethernet Card1 x Baffle2 x Screws1 x ScrewdriverNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.