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Dog Whistle, Ultrasonic Whistle, Clicker, High Frequency, High Bass, Adjustable Pet Supplies, Training Whistle, Dog Whistle, Training, Super Treble, Outings and Walks.
A fashionable item that lets your dog signals with a whistle.
Adjustment screws allow you to change the fine range of sound.
It emits both sound that can be heard by people and ultrasonic waves that can be heard by dogs.
(*Please note that only ultrasonic waves are not produced. )
Different frequencies are different, so you can adjust the sound range to suit your dog, and use the fixing screws to set a constant range every time.
Comes with a keychain and lanyard for easy carrying on your keys or hanging from your neck.
It can be used for training and training and can also be used to convey commands even when you go out to a walk or park.

Specifications
Material: Stainless steel.
Product Size: Approx. 3.1 inches (8 cm).
Strap length: about 45cm