Originally Posted by Missy

You know, I'd really have to research that a little more. From my own experience with him, I dont think it has anything to do with range or pitch. I just know that he freaks out over noises and runs away to hide. Even a helicoptor flying by in the distance (not directly over my house) is enough to make him run inside and hide under the bed. When (he thinks) our music is too loud, he hides under the couch or entertainment center. So yes, he's sensitive to sound, but really in his case I'd have to test it out. I think that if it's not a sound that scares him, he should be okay with it.