Train your dog (or annoy your friends) with this awesome dog whistle!
Great training app for your pet!
Train your dog to stop barking!
Stop your neighbor dog barking!
Use the slider to choose the frequency your dog reacts!
For more information on how dog whistle ultrasound work, see this Wikipedia article: http://en.wikipedia.org/wiki/Dog_whistle
++ Besides a dog whistle, customers have reported using it as an anti barking, cat whistle, anti-mosquito device, simple hearing test and a tool to annoy others with its high frequency pitch.