40G Optical Transceiver QSFP+ Multimode Dual-core 150M Dual LC Interface 850nm with DDM QSFP-40G-SR4

40G Optical Transceiver QSFP+ Single-mode Dual-core 40KM Dual LC Interface 1550nm with DDM QSFP-40G-ER4

40G Optical Transceiver QSFP+ Single-mode Dual-core 10KM Dual LC Interface 1310nm with DDM QSFP-40G-LR4

QSFP-40G-SR

QSFP-40G-SRBD

QSFP-40G-ER4