40GBASE-PLR4 QSFP+ (4X10) SMF 1310nm 10km DDM Transceiver 100% OEM Compatible 40GBase-PLR4 (4 x 10GBase-LR) QSFP+ Transceiver (SMF, 1310 nm, 10 km, MPO, DDM, Commercial Temp.) Specifications Form Factor: QSFP+ PSM4 Data Rate: 41.2 Gb/s Wavelength: 1310 nm Protocols: 10G LR/LW Ethernet, OTU1e, OTU2, OTU...