This is why Wholetones can be especially beneficial for dogs, because they feel frequencies slightly different from how humans do. It's like how humans can't hear dog whistles.

SIOUX FALLS, S.D., Aug. 3, 2017 /PRNewswire/ -- Dog owners who want to calm a stressed dog can listen to Wholetones ™ "Calming & Soothing Music for Dogs" CD, which topped the Billboard charts ...