Do you wanna train your dog some tricks?
Do you hate your neighbor dog because he always barking?
This app could help you!
FEATURES
Sound with frequency 20,000 Hz you will not hear probably, but your dog hear the sound very well!
Important Notes:
Remember to not abuse your animals! Don’t play too loud or too long – it might cause headache or damage hearing. It might be a crime, so don’t use this app on puppies or other small pets.