STARTECH PEX10000SFPI 1-Port 10G Open SFP+ Network Card - PCIe - Intel Chip - MM/SM - PCI Express 10G NIC w/ Open SFP+ - 10G Ethernet network card Connectors: 1 x SFP+ Temperature: Operating Temperature 5 to 50 degree C (41 to 122 degree F) Storage Temperature -20 to 60 degree C (-4 to 140 degree F) Humidity: 20~80% RH Dimensions: 4.70 x 5.30 x 0.70 Weight: 3.6 oz. Package Contents: 1 x 10G open SFP+ fiber network card 1 x low-profile bracket 1 x quick-start guide