"ROLINE Mini GBIC module LX/LC, single mode 20kmROLINE SFP module for network connections in Gigabit Ethernet networks (1000Base-SX)For use in Gigabit Ethernet networks (1000Base-SX)For single mode fibresThe maximum cable length on the fibre-optic side is 20 km when using an E9/125µm fibreHot swappableOperating temperature: 0°C - 70°CMini GBIC/SFP (Small Form-Factor Pluggable) form factor"