StarTech 4-port Gigabit Ethernet SFP network card With an Intel I350-AM4 chipset, Supports features such as PXE boot, 9K jumbo frames and VLAN tagging, Integrated heat sink. Includes: 1 x SFP network card 1 x Quick start guide Please note: - The network card does not support 10/100 Mb/s SFP modules - Speeds and distances for fibre optic data transfers depend on the SFP module used (available separately)