... . WDM 40km 80km 5. 1470nm~1610nm CWDM PON 10GE Optical CWDM SFP+ Transceiver up 80km optional Wavelength Features:CWDM PON network including ... shipment. What we supplyWe supply all kinds of compatible optical transceiver modules, including SFP, GBIC, SFP+, XENPAK, X2 , XFP, BIDI,CWDM,DWDM and other ...