Cisco QSFP-100G-PSM4-S Compatible 100G QSFP28 PSM4 1310nm 500m MTP/MPO SMF DDM Transceiver Module
Cisco QSFP-100G-PSM4-S Compatible QSFP28 100G PSM4 Transceiver Module uses optics for 500m transmission over SMF with 12 fiber MPO connectors at 1310nm wave length.

