Advantech Slide-In Modular Media Converter 10/100Mbps to Fiber Series - 1 x Network (RJ-45) - Multi-mode, Single-mode - Fast Ethernet - 10/100Base-T, 100Base-X - 2 x Expansion Slots - SFP (mini-GBIC) - 2 x SFP Slots - Rack-mountable: