COPACHI Dog Whistle Ultrasonic Dog Training Whistles to Stop Barking Pet Whistle Training Tool with Lanyard Adjustable Pitch Ultrasonic Safety Stainless Steel Dog Training Whistle2 Pack

COPACHI dog whistle is here for you and your pet! How to adjust the frequency of dog whistle? 1.Loosen the sonic adjustment screw, while blowing the air from the air inlet. 2.Turn the adjustment lever to adjust the volume to the appropriate volume. 3.Tighten the sound wave adjustment screw, easy for you to use. How it works 1. Grab some treats and head to a quiet room. 2. Allow your dog to walk around without giving any attention to it. Then blow to whistle and reward your dog with a treat. Teach your dog to associate good things with the whistle. 3. Repeat this 5 times per session and spread the sessions out over the course of a week. 4. Focus on the training and make this lightweight dog training whistle part of you. Use Silent Bark Control for dogs stopping useless barking. 5. Adjustable to multiple frequencies, such as Audible Mode; Where the can be heard by Humans or you can change the frequency to 'Silent'. Notice: 1.the whistle can be heard by dogs, but tot by the Human, it can easily teach your dog unlimited commands such as sit, come, stop barking, stay, and more. 2. Remember to try different frequencies to see which one your dog responds to the strongest. Package Included: 2 x Dog Whistles(blue&black) 2 x Lanyards