After having some dog troubles and my earaches, I just started to Google search for music to heal the ears. Problem is, most people today don't appreciate classical music. After I tried listening to classical music for dogs, I thought it not only calmed my dog down but also myself after a night of enduring his bark.
For one, classical music can be easily dismissed as tasteless because it was no words. One however can notice sometimes a music without words, can actually be helpful to one's imagination. Zen meditative music has no words yet it calms down the nerves. For pets, it can be specially composed for them to which, the hearing frequency of dogs is different from that of the human being.
Here's an example of classical music for dogs: