Function: 1. Super Speed: The Mini PCIE Gigabit Ethernet Card is a high-performance 1000baset t Ethernet control card, which is backwards compatible with 10/100baset t internet, and its transmission speed is faster and more stable. 2. System support: Mini PCI E Ethernet card supports Windows Server 2000/Server 2003/Server 2008/Server 2012, Windows me/98se/XP/Vista, Windows 7, Windows 8, Windows 8.1, Windows 10 (32-64 bit), for Linux, for OS X10.4.x or later. 3. Wide Compatibility: The dual-port Gigabit Ethernet card has wide compatibility, which is compatible with the MINI PCI E card electromechanical specification version 1.2, and is compatible with full-size and half-size mini-cards. 4. Transmission speed: The transmission speed of the 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: The Mini PCI E Gigabit Internet Card does not need to be driven. It can be used after removing the product and installing it. It is easy to operate and has an LED indicator. 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: LINK: When the link indicator is on, it means the line is normal. ACT: The signal indicator flashes and the port is transmitting and receiving data. Compatible Size: Full Height, Half Height Package List: 1 x Mini PCIE Gigabit Ethernet card 1 x screw 1 x compartment Note: There may be compatibility issues with Lenovo and DEEL devices, but no issues with other models and motherboards. Take out the product and use it.