40GBASE-LR4 QSFP+ SMF 1271-1331nm 10km DDM Transceiver 100% OEM Compatible 40GBase-LR4 QSFP+ Transceiver (SMF, 1271-1331 nm, 10 km, LC, DDM, Commercial Temp.) Specifications Form Factor: QSFP+ LR4 Data Rate: 41.2 Gb/s Wavelength: 1271 nm, 1291 nm, 1311 nm, 1331 nm Protocols: 40G Ethernet, OTNOTU3, IEEE...