... (External power supply) Order Info Model No.SpecificationDistanceSPC116C-210/100M, 1310nm, Dual-fiber, Multi-mode, External Power DC5V1A2kmSPC116C-2010/100M,1310nm,Dual-fiber, single mode, External Power ... External Power DC5V1A100kmSPC116C-SF-12010/100M,WDM 1310/1550nm, single fiber, single mode, External Power DC5V1A120km 10/100 Mbps six electrical ports adaptive Fast Ethernet Media Converter ...