Features: The Mini PCle RTL8111F Gigabit Ethernet Card is support 10/100/1000M BASE-T Ethernet control Supports the IEEE802.3 specification for 10/100Mbps Ethernet and the IEEE802.3ab specification for 1000Mbps Ethernet Support automatic detection of auxiliary powers supply and automatically configure the relevant bitsof the computer powers management register in thePCI configuration space. The name of the networking card slot must be mini PCIE or MPCIE, and there will be printing around the card. Please confirm that the length, width, and height before buying，parameters of each mainrboard are different. Before placing theorder, check the card to determine whether to choose a straight or curved pin networking card Note: Slot name printed with M.2, MSATA cannot be used, and those printed withWiFi may not be able be used. Please contact customer services for better confirmation! Specifications: Item: Mini PCIE to Single Port Gigabit Networking Card Chip: 8111F Style: Straight Needle/Curved Needle Supports WindowsXP Windows7/8/10 server2003/2008/2012/2016 and more system Package Includes: 1Set Mini PCIE to Single Port Gigabit Networking Card note: Due to the problemsof lighting effects and shootingangles, there will be tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.