StarTech.com Arista Networks SFP-10G-LR Compatible SFP+ Module, 10GBASE-LR, 10GbE Single Mode Fiber SMF Optic Transceiver, 10GE Gigabit Ethernet SFP+, LC 10km, 1310nm, DDM, Mini GBIC SFP+ - Lifetime Warranty (AR-SFP-10G-LR-ST) - SFP+ transceivermodul - 10GbE