TP-Link - MC230L Gigabit SFP to SFP Fiber Converter - Single-mode, Multi-mode - Gigabit Ethernet - 1000Base-X - 2 X
TP-Link MC230L Gigabit SFP to SFP Fiber Converter - Single-mode, Multi-mode - Gigabit Ethernet - 1000Base-X - 2 x Expansion Slots - SFP (mini-GBIC) - 2 x SFP Slots - Power Adapter - Standalone.