100G QSFP28 QSFP-100G-SR4-S 100GBASE-SR4 QSFP28 850nm 100m Module, Cisco Compatible. QSFP-100G-LR4-S 100GBASE-LR4 QSFP28 1310nm 10km Module, Cisco Compatible. QSFP-100G-LR4-D Cisco QSFP-100G-LR4-D Compatible 100GBASE-LR4 and 112GBASE-OTU4 QSFP28. QSFP-100G-PSM4-S 100GBASE-PSM4 QSFP28 1310nm 500m Module, Cisco Compatible. QSFP-100G-ER4L-S 100GBASE-ER4 QSFP28 1310nm 40km Module, Cisco Compatible. 100G QSFP28 to 4xSFP28 DAC 100G QSFP28 to 4x25G SFP28 Passive Direct Attach Cable, Cisco Compatible. 100G QSFP28 to QSFP28 DAC 100G QSFP28 Passive Direct Attach Cable, Cisco Compatible. 100G QSFP28 to QSFP28 AOC 100G QSFP28 Active Optical Cable, Cisco Compatible. 100G QSFP28 to 4x SFP28 AOC 100G QSFP28 to 4x25G SFP28 Active Optical Cable, Cisco Compatible.