StarTech.com Extreme Networks 10301 Compatible SFP+ Module, 10GBASE-SR, 10GbE Multimode Fiber MMF Optic Transceiver, 10GE Gigabit Ethernet SFP+, LC 300m, 850nm, DDM, Mini GBIC SFP+ Module - Lifetime Warranty (10301-ST) - SFP+ transceiver module (equivalent to: Extreme Networks 10301) - 10GbE - 10GBase-SR - LC multi-mode - up to 300 m - 850 nm