ADD AN ETHERNET PORT TO ANY PC: Use this 4 port PCIe network card to add a four independent Gigabit Ethernet RJ45 ports to a client, server or workstation through one PCI Express slot. ADVANCED FEATURES: This PCIe network adapter has a broad feature set that supports Auto MDIX, full and half duplex speeds, wake-on-LAN (WoL) and 9K jumbo frames. FULLY COMPLIANT: This professional-grade Gigabit Ethernet card is fully compliant with IEEE 802.3, IEEE 802.3u, IEEE 802.3x, IEEE 802.3ab standards. THE STARTECH.COM ADVANTAGE: StarTech.com offers a 2-year warranty and free lifetime technical support on this network card and has been the choice of IT professionals and businesses for over 30 years.