Dog Dog Ultrasonic Whistle with Lanyard for Training, 2pcs Professional Adjustable Ultrasonic Whistle for Dog Training, Sitting and Rapping

Colour:Dog Whistle How to make your dog hear in the distance Scream loudly No, use our Loud Dog Whistle.< /li> Use Dog Whistle to train your dog to: Stop barkingCome when called (reminder)Learning tricksControlling unwanted behavior Is this a standard frequency for a puppy Yes. this is the usual frequency for any dog. Note: The data is manual measurement, please allow 1-60cm error, due to differences between light and screen there will be a certain color difference, the specific received in kind prevail.