This singleport 2.5Gbps PCIe network card offers a versatile and lowcost way to deploy 2.5GbE network connectivity. It adds one copper Ethernet port to your server or desktop computer and provides MultiGigabit Ethernet access to your network at four speeds 2.5 Gbps, 1G, 100Mbps, 10Mbps. CostEffective MultiGigabit Ethernet SolutionThe 2.5GBASET NIC provides additional bandwidth using your existing Ethernet infrastructure to help reduce the cost of cabling upgrades. The card enables you to connect to 2.5GBASET and NBASET equipment at network speeds of 10Mbps, 100Mbps, 1Gbps, 2.5Gbps over your CAT5e cabling up to 100 m depending on the network configuration.Optimal Technology for Optimal PerformanceThe network adapter card adds one Ethernet port to your workstation through a x4 PCIe slot. It features 2.5GBASET technology, supporting advanced MultiGigabit systems, including Cisco campus switches and Aruba Networks access points. The network card also supports NBASET and additional features including 16K Jumbo Frames, AutoMDIX and WakeonLAN WoL.Efficient EthernetThe Realtek RTL8125 chipset, compliant with IEEE 802.3az and IEEE802.3u supports the PCIe 2.0 interface for PC embedded applications. Features. SMART support. PCIe x4 low profile. 10M/100M/1G/25 Gigabit Ethernet x 1Specifications. Weight 0.13 lbs