The XL710-QDA1 40 Gigabit Ethernet network adapter offers high-speed connectivity through a single QSFP+ port, supporting 40G fiber modules and direct attach copper (DAC) cables. Built with a PCIe 3.0 x8 interface, it ensures high bandwidth and low-latency performance for demanding networking applications. This adapter is ideal for server environments, NAS systems, virtualization setups, and high-speed storage networking within enterprise and data center infrastructures. The unit has been pulled from operational server equipment and tested for proper functionality. Cosmetic condition may vary, and minor surface marks may be present. Retail packaging and accessories are not included.