... , Transmission: 20KM) Brief DescriptionThe 10/100Mbps fast selfadaption Ethernet fiber-optical receiver is designed to complete the optoelectronic swithching from ... workstations,HUB and exchangers.This receiver has two modes of fiber optical transmission :Single Mode and Multi Mode,and various ... Base-FL standard;2) Connector::a UTP RJ-45 linker, a SC/ST linker;3) Indicator light:PWR,FDX,FX LINK,TX ...