... “ three into one “ solution (integrated with Ethernet ,VOIP and CATV) .Based on mature and stable GEPON technology, it has powerful ... ,such as Data ,Voip and IPTVSupport Dynamic Bandwidth Allocation technology CATV (RF) technical featureWorking wavelength: 1550+/-10nmOptical Reflection Loss:>45dBRF ... FD404H4*10/100M Ethernet ports ,2 POTS ports ,1 CATV RF port,1 PON port ,external power supply ...