2 Pcs Set Adjustable Dog Obedience Stop Barking Hot Pet Dog Training Whistle

Adjustable pitch - simply tighten or loosen the screw to work out your dogs frequency. Start Training an Obedient Dog in 2 Easy Steps 1. Adjust Frequency by turning screw rod inward or outward until you find what your dog best responds to 2. Once you have your desired frequency, adjust the locking nut clockwise, Until it is firmly locked in place. This will prevent the accidental unscrewing Product Specifications: Color: Chrome SilverWeight: 12gMaterial: Stainless steelLength: 5.5cm (approx.)Note: The dog whistle is in 2 parts. Package Include : 2PCS Dog Whistle Speak Before You Whistle     After you've chosen your whistle, the next step is to train your dog. If your dog hasn't been trained to respond to your voice commands, he won't be able to respond to a whistle since there's nothing to associate the whistle with. He'll need to learn the recall command of "here" or "come" as well as "sit." When your dog has mastered those two actions at your prompting, you're ready to add a wh