Tustao Silvery Pet Whistle Dog Tools Anti Barking Bark Dog Training Device Trainer Dog Supplies Pet Products Pet Accessories Home Accessories Creative Dog Whistles Training and Behavior Aids

ULTRASONIC DESIGN: Silent whistle operates at frequencies dogs can hear but humans cannot, perfect for training without disturbing others DURABLE CONSTRUCTION: Made from high-quality metal material for long-lasting performance and reliable daily use TRAINING VERSATILITY: Effective tool for behavior modification, including anti-barking training and basic obedience commands COMPACT SIZE: Lightweight and portable design with included keyring attachment for easy carrying during walks or training sessions SIMPLE OPERATION: One-handed usage with consistent sound output - just blow into the whistle to produce the training frequency