While using this product can produce ultrasound and spread very far. Dog whistle will send a dog can detect ultrasound.
Ear of dog to receive sound waves per second, 120 kHz, while the people can hear up to 20 kHz. Dog whistle can be issued in addition to the human voice can be heard outside the tube.While the sound people hear is, only dogs can hear frequencies, this frequency ultrasound transmission is very far, so the dog can be very far away hear the sound. The sound can be heard by human as well. This Whistle can help you to train your dogs. Dog whistle is about 5.2 CM long; the band length is about 6.5 CM.
Package includes(No Retail Package). 1pcs x Dog Training UltraSonic Whistle. The item "Pet Dog Training Adjustable Ultrasonic Sound Ring Whistle Keychain Pitch Silver" is in sale since Friday, May 31, 2019. This item is in the category "Pet Supplies\Dog Supplies\Training & Obedience\Whistles". The seller is "hoco2" and is located in ---.This item can be shipped worldwide.