Features of JEKJOL Whistles for Dogs:🐶 Do you know that dogs can hear better than humans they can hear very fine resolution and high frequency sounds.🐶 For dog owners to teach, train and control their puppies with silent whistle for dogs.🐶 We use the dog whistle adjustable pitch for cats, birds other 🐶 For trappers to specifically train their dogs.🐶 Change the behavior of your dog by training with dog whistle to call dog. For example, at mealtime, blow on the whistle before receiving food. It will only take a few attempts before your dog gets bored. Train your puppy with JEKJOL dog whistle to make dogs come to you🐶 Prepare some food, lead your dog to a grass, or somewhere quiet.🐶 Adjust the pitch and blow the whistle to train your dog, continue try out until your dog response. Notice your dog's response to each setting until your dog exhibits the strongest reaction.🐶 It is better to train 5-6 times per session, reward your dog with a treat If it responds positively.🐶 Notice your dog's response to each setting until your dog exhibits the strongest reaction. For example: When teaching the sit-down action, first play the flute according to the method, then hold the dog's bottom with your hand and let him sit down. In this way, repeat the training. Later, when the flute is played, the dog will sit down by himself.🐶 Some tips: "Don't move" ------- Two short sounds, "Sit down"--------- one long and one short, "Over"--------- Two long sounds.