QNAP Quad-Port, 4-Speed 5 GBE Network Expansion CardQNAP Quad Port, 4 Speed 5 GBE Network Expansion Card The QNAP Quad Port, 4 Speed 5 GBE Network Expansion Card is engineered to unlock the full potential of your NAS or desktop system by adding four high performance 5 Gigabit Ethernet connections through a single PCIe expansion card. Designed for professionals, small businesses, and home office power users, this 5GbE expansion card delivers distinct advantages in throughput, scalability, and