IST - App for testing internal speaker
This is a tool you need in urgent time: after your phone earpieces damaged by water or any external accidents.
We help:
- Test your internal speaker with 3 preloaded audio sound.
- Control your media files with intuitive control. (well mostly youll just need 1 button)
- Allow you to import media files of your choice. Supported file formats are: mp3, wav, aac, ima4.
- Pull-to-refresh to reload your files.