IPhone-Sound
From PhonePower Knowledge Base
To change your sound settings on the Phone Power app, please follow the steps below.
1. Open the Phone Power application.
2. Make sure you are on the keypad
3. Press Settings located on the top-right of the screen.
4. Press Preferences.
5. Tap on Sound.
6. You are now able to change the sound settings.
7. To save simply press the Done button located on the top-right hand corner. This will take you back to the dial pad.
8. Your sound settings are now saved.