FHR1411 K /SFU products comply with IEEE802.3ah, meet the "YD/T 1475-2006 access network technical requirements of EPON and "China Telecom EPON equipment technical requirements" for GEPON Related requirements for ONU equipment. It is a small-capacity optical network unit (ONU) of FH-NET, which can well meet the application of radio and television two-way network and FTTH/FTTO/FTTB.It has high stability and easy to maintain, has multi-service QoS quality guarantee.Efficient bandwidth utilization and Ethernet service support capabilities help operators deliver reliable service quality assurance to their customers.