XQL 3 Pcs Dog Whistle Ultrasonic Dog Training Whistles with Chain Adjustable Frequency Ultrasonic Dog Training Whistles Ultrasonic Whistles for Dog Training

Adjust ultrasonic dog training whistles to find the suitable sound for your dog because different dogs have different sound sensitivities Specifications: Material: stainless steel + pure copper Dimensions: dog whistle length 12.5 cm / chain length 22 cm. Color: as shown Feature: ?Adjustable Frequency? Our dog whistle will not harm the dog ’s ears, the whistle can be adjusted to produce a variety of different sound frequencies, and is suitable for dogs of any age and breed ?Convenient and Simple? Train dogs with ultrasonic dog training whistles without any restrictions. You need to go through multiple trainings so that the dog can better complete your instructions. You can often whistle to communicate with your dog, and using reward behavior will make it easier to understand. Package include: 3 x ultrasonic dog training whistles