1.25g Duplex 1310nm 40km SFP Transceiver with High Quality (OSPL1G4013), Find Details and Price about 1.25gg Sfp 40km from 1.25g Duplex 1310nm 40km SFP Transceiver with High Quality (OSPL1G4013) - Shenzhen Olycom Technology Co., Ltd.