The Dog Whistle Trainer is a versatile tool designed for recall training and stopping barking, suitable for a variety of pets including puppies and cats. It emits a high-pitched sound that's beyond human hearing range, effectively signaling to your pet without causing harm or discomfort. This not-silent pet training tool is ideal for those seeking to improve their pet?s obedience and communication. It's easy to use and can be conveniently carried in your pocket or purse, allowing for on-the-go training sessions anywhere, anytime.