40GBASE-LX4 QSFP+ UNIV MMF/SMF 1271-1331nm 150m/2km DDM Transceiver 100% OEM Compatible 40GBase-LX4 QSFP+ Transceiver (MMF/SMF, 1271-1331 nm, 150 m/2k m, LC, DDM, Commercial Temp.) Specifications Form Factor: QSFP+ Universal Data Rate: 40 Gb/s Wavelength: 1271 nm, 1291 nm, 1311 nm, 133 1nm Protocols: 40G Ethernet,...