16-port GPON OLT Interface Board GPLF is the best-selling GPON service board for the Huawei MA5800 OLT series Huawei 16-port GPON interface card with B+/C+/C++ SFP module Support split ratio 1:128 Transmit speed: 2.488Gbps, Receive speed: 1.244Gbps Interface type: SC/PC Maximum transmission distance: 20km Transmit wavelength: 1490nm, Receive wavelength: 1310nm Standard compliance: ITU-T G.984.1, ITU-T G.984.2, ITU-T G.984.3, ITU-T G.984.4 B+ SFP module optical power: 1.5dBm ~ 5dBm, Receiver sensitivity: -28dBm C+ SFP module optical power: 3dBm ~ 7dBm, Receiver sensitivity: -32dBm C++ SFP module optical power: 6dBm ~ 10dBm, Receiver sensitivity: -35dBm GPLF is a 16-port GPON interface card from Huawei OLT, it provides GPON service access from ONT. GPLF can access up to 16*128 GPON