I did the open box for my own pair Carbon Pro 8. It is really nice speaker but what I unexpected was the sound quality. I owned Carbon Pro 6 and now upgrade to Pro 8, the improve was massive especially the midrange, detail and bass line which still couldn't get from other setup such as Audio research + dcs + Pro 8, Gryphon Pandoro + Mikado + Antileon + Anlantis and etcs......