HD6XX was too harsh in the highs for me. I think HD600s are tuned ever so slightly better.
Also base DACs from a MBP M1 (max) were fine to drive it for me. Both HD600/XX
Also base DACs from a MBP M1 (max) were fine to drive it for me. Both HD600/XX
Sound is subjective.
Loving my focal clears and DCA Aeon Noire 2s