StarTech Gigabit Fiber 1000Base EX SFP Transceiver Module Cisco GLCEXSMDST Compatible SM LC 40 km (24.8 mi) Gaming Headsets FCC Design Integrated USB cable FCC Design Integrated USB cable Yes Colour of product Black Weight & dimensions Width 124 mm Package weight 30 g Package height 15 mm Height 152 mm Package depth 225 mm Depth 225 mm Package width 124 mm Weight 26 g Silver Form factor Capless Operational conditions Operating temperature (T T) 0 45 °C Storage temperature (T T) 10 70 °C Weight & dimensions Width 13 Networking Data transfer rate (max) 1250 Mbit s Fiber optic connector LC SFP transceiver type EX Networking standards IEEE 802 100% Cisco compatible SFP