It is a music equalizer, video equalizer, you can use it for any media player (music player, video player, etc.) , the equalizer can also change the original sound quality.Equalizer (eq) Bass Booster (bass) and volume booster (volume) different from others. For better scenarios,there are 6 volume modes for you to choose, such as normal mode, music mode, outdoor mode, meeting mode, sleep mode, mute mode and custom mode, you can choose these modes according to your situation.Equalizer (eq) Bass Booster (bass) and volume booster (volume) can also increase the volume of mobile phone system, you can control the system volume at will, such as media volume, voice volume, system volume, ring tone volume, alarm volume, prompt volume, you can easily control.Equalizer (eq) Bass Booster (bass) and volume booster (volume) also has excellent bass boost function and 3d virtual effects. It is recommended to use headphones to play more obvious.Using Equalizer (eq) Bass Booster (bass) and volume booster (volume), you can enjoy your music betterEqualizer (eq) Bass Booster (bass) and volume booster (volume)Features:â Bass Boost effect (Bass effect )â Equalizer effect (Eq effect )â Volume Booster effect (Volume effect )â 6 volume booster (volume)â 7 volume modes (volume)â 5 bands equalizer (eq)â10 equalizer presets (eq)â 2 Visual spectrums (spectrums effect )â Virtualizer effectâ Music playback controlâ Listen to good music whatever audio player you useSimple Installation and usage for works with all Music and Video players:Work for Music or Audio,improve the sound quality* Turn on the Music or Audio(Video) player and play music* Turn on the Bass Booster & Equalizer application and adjust sound level and frequency.* Put headphones or speakers for a best results* To close application by the close button of notification.