Features: Boost your internet connection with this M.2 B+M Key Gigabit Ethernet card. Experience fast and stable transmission rates of up to 1000/100/10Mbps. Perfect for computer enthusiasts and networking engineers. Functional features: Supports PXE, DPDK iSCSIs, FCoE etc Networking topology: IEEE802.3z1000BASEX Gigabit Ethernet IEEE802.3x FullDuplex and flow control IEEE802.3ad aggregation for IEEE802.1Q VLAN, IEEE1588 IEEE802.3az - Energy Efficient Ethernet This compact card features a reliable main controller and easy installation. Connect seamlessly with rj45 Gigabit Ethernet . Designed for computer users and networking professionals, this card is compatible various operating system including Windows . Specifications: Networking type: Gigabit Ethernet Main controller: WGI210AT Bus slot: M.2 B+M Key Transmission medium: 1x RJ45 Transmission rate: 1000/100/10Mbps System requirements: Win 7/Server2012/Server2008/Win 8/Win 8.1/Server2016/Win10 ESXi Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment. Package includes: 1 Set M.2 B+M Key to Ethernet Port Networking Card