for those interested, i received a response from velodyne:
"Under 'normal' listening conditions in a 'normal' size room, I would estimate the wattage draw to be 100-400 watts. Keep in mind for every 3db increase of volume you double the power required, so going from normal to loud can increase the draw dramatically."
"Under 'normal' listening conditions in a 'normal' size room, I would estimate the wattage draw to be 100-400 watts. Keep in mind for every 3db increase of volume you double the power required, so going from normal to loud can increase the draw dramatically."