Transform your dog training experience with this professional 2-pack ultrasonic dog whistle set. Each whistle features an adjustable frequency design that lets you find the perfect pitch for your canine companion. The durable metal construction ensures long-lasting performance, while the ergonomic design makes it comfortable to hold and use. These whistles come in classic black and white colors, each equipped with a convenient lanyard for easy carrying. The set includes sturdy metal clips that attach securely to your belt or bag. Perfect for training sessions, recall practice, or addressing unwanted barking behavior, these whistles produce sounds in ranges that dogs can hear clearly. The precision-engineered whistles feature a knurled grip pattern for secure handling and a sleek, professional appearance. Whether you're a professional trainer or a dedicated pet owner, these whistles provide a reliable tool for effective dog communication and training.