Cisco 40GBASE-CR4 Passive Copper Cable

40GBase-CR4 direct attach cable - QSFP to QSFP - 50 cm - passive - for P/N: 8101-32H=, C8500-20X6C, C9404R-10A, C9407R-10A, C9407R-96U-STK-EDU, NC57-24X400G-BA=