This is an MSA and TAA compliant 400GBase-AOC QSFP-DD to 4xQSFP56 active optical cable that operates over multi-mode fiber with a maximum reach of 45.0m (147.6ft). At a wavelength of 850nm, it has been programmed, uniquely serialized, and data-traffic and application tested to ensure it is 100% compliant and functional. This active optical cable is TAA (Trade Agreements Act) compliant, and is built to comply with MSA (Multi-Source Agreement) standards.