Welcome to the store! 1、Stable Transmission: This PCIe network card uses the I210AT chip, supporting Gigabit Ethernet transmission speed, ensuring fast and stable network transmission. 2、PCI Express 2.1: This Gigabit Ethernet card supports PCI Express 2.1 slot interface and supports slots with different widths such as X1, X4, X8, and X16 to meet different requirements. 3、LED Indicator: This I210AT network adapter is equipped with 2 LED indicators, which are convenient for users to check network connection status and data transmission status. 4、Self-Adaptation: This PCIe network adapter supports full/half duplex self-adaptive protocol, which is more flexible and convenient. 5、Plug and Play: This RJ45 network card provides 2.5 GT/s high performance, plug and play, ideal for server and desktop computer. Item Type: PCIe Network Card Material: Circuit Board Chip Model: I210AT Network Cable Port Type: 1 x RJ45 Port Transmission Medium Type: 3/4/5CAT UTP Socket Interface Type: PCI Express2.1(2.5GT/S) Bus Speed and Slot Width: X1, Supports X1,X4,X8,X16 Transmission Rate: 10/100/1000Mbps IEEE Network Standard / Network Technology: IEEE802.3/10BASE T, 100BASE TX, 1000BASE T Applicable Network Type: Gigabit Ethernet Applicable Area: Server/Desktop Computer LED Indicator: 2 LED Indicators Full Duplex/Half Duplex: Full Duplex / Half Duplex Self-Adaptive 1 x PCIe Network Card 1 x Short Bracket 1 x CD Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!