Didn't work – Dog Whistle - ultrasound. Train your dog with ultrasonic whistle Review

When I had my dog right next to me and I did the whistle it didn't do anything to my dog and I could hear the whistle if its ultrasonic only dogs are supposed to hear because it's so high pitched
Review by Scarlypup on Dog Whistle - ultrasound. Train your dog with ultrasonic whistle.