Welcome to our store! 1. This network card is a Gigabit dual-port network card, server/PCIe 2.0 x1 network card, convenient and practical. 2. This server network card has a larger radiator, works more stably, and dissipates heat faster. 3. Thicken the gold-plated gold fingers to reduce hardware contact errors and avoid problems such as sudden disconnections. 4. For the 82576EB chip controller, high performance and reliability make data transmission faster and reduce network conflicts. 5. Network standards are IEEE 802.1p, IEEE 802.1q, IEEE 802.2, IEEE 802.3ac, IEEE 802.3az, IEEE 802.3x, IEEE 802.3z, IEEE 802.3ad. Item Type: Gigabit Network Card Bus Type: PCI Express 2.1 (2.5 GT/s) 1 x Lane PCI Express, available in x1, x4, x8, and x16 slots Card Type: Standard/Low Profile Chipset ID: For Intel-82576EB Standards: IEEE 802.3, IEEE 802.3u, IEEE 802.3x, IEEE 802.3ab Interface: 2 RJ45 Price: 1Gbps-594mW Requirements: Computer with PCI Express and available PCI Express x1 slot Gen 2.0 or higher (x1, x4, x8, x16) Compatible System: For Windows 7/8.x/10/ For Windows Server 2008 R2, 2012, 2016/Linux 2.6.x to 4.x Height: Approx. 120mm / 4.7in Length: Approx. 100mm / 3.9in Width: Approx. 22mm / 0.9in LED: 2 - Act LED (Green) 2 - Link (Green) 1 x Network Card Customers are our top priority. If you discover any issues with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best after-sales service.