We deliver better results by calibrating your built-in Android eQualizer.
Simply tap the button and enjoy the results.
With
Speaker Booster
you can manually control the result of the following sounds:
• System
- Adjust the level of your system volume.
• Media
- Adjust the level of your media volume.
• Alarm
- Adjust the level of your alarm volume.
• Voice call
- Adjust the level of your voice call volume.
Maximum results are retrieved with headsets and external speakers.
Listening music too loud is bad for your ears
9Apps 4.9
