The 2x Intel X540-T1 10GbE RJ45 Network Adapter PCIe is a high-speed wired network card that offers a maximum data rate of 10 Gbps. Designed by Intel, this plug-in card is compatible with various ports including PCI, PCI Express, and PCI Express x8. With one port and external interfaces via Ethernet (RJ-45), this network adapter is ideal for enhancing network connectivity and performance in computers and servers. Made in China, the Intel X540T1 is a reliable choice for those looking to upgrade their networking capabilities.