Features: Dual Lan 10G Network Card: Featuring Intel X540 Controller, provides up to Dual Lan 10 Gbps speed for stable internet access and local data transmission, helping prevent packet loss and enhancing server stability. Network Interfaces: Two independent Ethernet interfaces supporting 10GBASE-T, 1000BASE-T, and 100BASE-TX applications (IEEE 802.3an, 802.3, 802.3u, and 802.3ab), compatible with Windows, Windows Server, Linux, VMware, and ESX. PCIe to 10Gbe RJ45: This 10G BASE-T PCIe network adapter converts PCIe slots (X8/X16) into 10G RJ-45 Ethernet ports. Note: Designed for PCIe ports only, not compatible with PCI slots. Adaptability and Heat Dissipation: Includes standard and low-profile brackets for use in desktops, workstations, servers, and mini-tower computers. Offers excellent heat dissipation performance to maintain lower operating temperatures and ensure stable network transmission. Specifications: Lan Transmission Rate: 10000M Ethernet Applicable Network Type: 10-Gigabit Ethernet Package Included: Yes Model Number: 10G Dual Port Ethernet Card Application: Desktop Interface Type: PCI Express Socket: PCI-E Type: External Transmission Rate: 10-Gigabit Ethernet Kind: Wired Features: - 10Gbps Port Ethernet Network Card - PCIe-X8/X16 Support - PCIe-X8 Network Expansion Adapter - Dual Copper RJ45 10Gbps Port Ethernet Network Card Supported Systems: Windows: Vista, Win 7, Win 8, Win 10 (32-bit and 64-bit) Windows Server: 2003, 2008, 2008 R2, 2012, 2012 R2, 2016 FreeBSD, Linux Stable Kernel, VMware ESX/ESXi Package Includes: X540-T2 Network Card x 1 Low Profile Bracket x 1