27-May-2021, 12:39
As you suggested, errors can be detected (by a CRC) but errored input frames are dropped and do not result in retransmissions. I guess it's up to the DAC to decide what to output in place of errored data (as far as I know, this is not defined by the USB audio class specification).
Roon (Mac Mini), Wilson Benesch Full Circle, Expert 1000 Pro CI, Kaiser Chiara
Warwickshire, UK