Dog Whistle

Dog Whistle安卓版更新说明

Make sure that third-party apps are allowed on your device: go to Menu->Settings->Security-> and check "Unknown Sources"Tap the APK file. Allow the app any required permissions it asks for. Then, at the bottom of the installer window, click INSTALL.You'll see a confirmation the app is installed. Now you'll see the app available in your list of installed apps.

Dog Whistle安卓版介绍

This utility is a dog training and a dog repellent whistle in same time. Also you can use it with other animals like cats, birds, etc.Most pets can hear a much higher frequency than humans. As the frequency of a sound is higher it will draw more attention. Due to the limitation of phone devices we have picked a few frequencies that should work on most phones.TRAINING INSTRUCTIONS:
- Pick a frequency for positive response. Then use it the times when your pet does something right. We suggest a low frequency because they are more pleasant for pets ears.
- Pick a higher frequency for wrong response. Use it at times when your pet does something wrong. 
- You may also pick a frequency to call your pet. Use highest frequency since higher frequencies reach further.positive response 12000Hz, short sound,
wrong response 15000Hz, short sound
call 18000Hz, about 1sec.REPELLENT INSTRUCTIONS:
When using this application as a repellent use the highest frequency. Hold button for at least 2-3sec. 
18000Hz or 20000Hz as necessary. Most people are unable to hear sounds higher then 16000Hz. Older people even can