Welcome to the store! High Transmission Rate: With a transmission rate of 10/100/1000 Mbps, this network card ensures fast and reliable data transfer. Wired Connection: This wired network card provides a stable and reliable connection, eliminating the need for a wireless connection. RTL8125B Chip: The RTL8125B chip ensures high-quality network performance and compatibility with a wide range of devices. 2.5G PCI-E To RJ45 Gigabit Network Card Wired RJ45 LAN Controller Adapter For PC Chipset: RTL8125B Port Number: 1 * RJ45 Standard: IEEE 802.3, IEEE 802.3u, IEEE 802., IEEE 802.3az, IEEE 802.3bz Network Media: 10Base-T, cat3 or higher UTP, 1000Base-Tx, cat5 or higher UTP Data Rate: PCI Express 1 x slot Auto MDIX: YES Full Duplex Support: YES LED Indicator: 100M/1G/2.5G Link/Act Support OS: for (32/64), for Win7 (32/64), for Win8,8.1 (32/64), for Windows Server, 2012,2008, for Linux, for OS Color: As Shown Material: PC+Metal Size: 71.5x50x1.6mm Package Contents: 1 * Network Card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be a little different from the real thing. The allowed measurement error is +/- 1-3 cm. 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!