... , it can meet subscribers’ difference needs in the “ Three-Network-In-One " and FTTx. It relies on the protect reliability ... the FTTH, FTTP, FTTB and FTTC optical fiber switch-in network...Feature1. Structure performances Technification:GEPON,L2 switch coupler functions, ... and receive modules 2. VoIP functions 3. CATV Receiver module 4.Optical receiver test dataProductors :ONU804: 1×Gbps PON uplink, 4 ...