This Ultrasonic dog training whistle is the easiest way to train your dog without hurting them through shocks and other means. This dog training whistle is silent and does not hurt your dog's ears. It's convenient to carry - small and lightweight, just 3.15 inches, you can put it on a keychain or in your pocket. These tools have been used by professional trainers for over 30 years!
The UltraSonic Dog Training Whistle is the product you didn't think you need, but once you have it, something you won't want to live without.
