Audio Player (mp3,mp4) is not an ordinary audio player, its specially developed for a very pleasureful sound experience, equipped with Equalizer setting which allows user to switch or change sound preference as per taste, and a timer setting so that one does not fall asleep with music in the ear.
![How to fix "Format Error" on MP3/MP4 players [AGPtEK A02] screenshot 3](https://i.ytimg.com/vi/5aMYTDFVcME/mqdefault.jpg)
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