... ,FWT-1550EC-1X5FWT-1550EC series,CNR≥51dB , SBS : 13,16dBm Optional. Plug-in type Dual Module Power SupplyProduct descriptionFWT-1550EC Series ... ≤-65dB,CNR≥51dB.The whole unit is equipped with perfect RS232 communication interface,SNMP network management,1+1 back-up power ... to point>50Km optical transmission.6, AGC/MGC mode is optional at spot,OMI can be optimized at spot.7, Optional1 ...