on distance of 130km (36 db) for a single span● For CWDM system, it supports a maximum transmission distance of 80 kmOptical amplifier25 db (nominal gain)Service interface typeSTM-1/4/16/64, OC-3/12/48/192, FE, GE, GE, 40 10 GE, GE, FC100 100/200/400/200/400, FICON, ESCON, ? ?EPON and GPON, CPRI 1/2/3/6/7, etcClock featuresSupport the IEEE 1588 V2Optical connectorSFP/SFP +, LC type interfaceNetwork topologyPoint to point, chain type, star type, ring typeInstallation"19"and 23" cabinets, ETSI