3 Meter QSFP+ tp QSFP+ 40Gb Passive DAC Copper Infiniband cableCompatible with Cisco QSFP-H40G-CU3MMeets or Exceeds strict 40-Gigabit Ethernet 40GBase-CR4 standardsSDR, DDR, and QDR CompatibleQSFP+ to QSFP+ 30AWG SFF-8436 compliant cable and connectorUp t. Eaton. IT > IT Tilbehør > Kabler > InfiniBand-kabler