1m (3ft) Senko CS™ UPC to CS™ UPC Duplex OS2 Single Mode PVC (OFNR) 2.0mm Fiber Optic Patch Cable, for 200/400G Network Connection

"CS™ UPC to CS™ UPC Duplex 9/125μm Single Mode PVC Fiber Optic Patch Cable
Senko CS™ connector is designed for next generation 200/400G transceiver QSFP-DD and OSFP, meeting the requirement for CWDM4, FR4, LR4 and SR2.

The reduced size CS™ connector is not only capable of delivering low insertion and high return loss comparable to existing LC connectors, but it does so with a reduced footprint. Working with the QSFP-DD and OSFP pluggable form factors, the CS™ connector accentuates the ease of fiber breakout."