Dog Barking Control : Master the art of calmness, guiding your dog to silence with a simple whistle that's gentle on their ears. Silent Ultrasonic Sound : Utilize the power of sound that's beyond human hearing, yet perfectly audible to your four-legged friend. Adjustable Frequency : Fine-tune the pitch to match your dog's auditory preferences, ensuring clear and responsive communication. Training Tool : Enhance your training regimen with a whistle that's versatile enough for all breeds and ages. High Quality Metal Material : Constructed from premium materials, this whistle is both durable and aesthetically pleasing, a pleasure to own and use. Transform your dog training experience with our professional-grade whistle. Designed with a silent ultrasonic sound, it's the perfect solution for controlling barking in a considerate and humane way. Whether you're dealing with a stubborn pup or an energetic dog, this tool helps you maintain peace and order, fostering a bond built on mutual understanding and respect.