A free app for Android, by BlastOn SA.

PlayerPro is a free audio player for Android devices that allows you to enjoy high-quality music and video in a variety of formats. 

The PlayerPro DSP pack is a free audio processing plugin that can be downloaded onto your Android device. The plugin allows you to add various sound effects to your music and video files. You can adjust the volume of the effects and the overall sound level.

The PlayerPro DSP pack can be used in conjunction with the PlayerPro app.

The DSP pack allows you to make use of a variety of sound effects that can be added to your music and video files.