The Lenovo I350-T2 Dual-Ports RJ-45 1Gbps 10Base-T/100Base-TX/1000Base-T Gigabit Ethernet PCI Express 2.1 x4 Server Network Adapter is a high-performance network adapter designed for use in Lenovo servers. It offers dual-port Gigabit Ethernet connectivity with support for 10Base-T, 100Base-TX, and 1000Base-T standards. This adapter utilizes PCI Express 2.1 x4 interface to ensure fast and reliable network connectivity. It is suitable for networking-intensive applications and provides efficient data transfer rates for seamless communication in Lenovo servers.