Sound Experiment - Dog Whistle
This video will demonstrate eight different frequencies of sound, intended for the purpose of retrieving dogs.
Watch video Sound Experiment - Dog Whistle online without registration, duration hours minute second in high quality. This video was added by user WakyM 24 July 2010, don't forget to share it with your friends and acquaintances, it has been viewed on our site 50,685,674 once and liked it 128 thousand people.