Best volume increasing for Mobile

Have you been bothered about too low sound volume? Are you trying to find a volume controller widget among assortment of loudspeakers? ,Extra volume booster, a max volume booster for android, can be your best choice! No complex operations & no fees! All Free.

Features:
☆ Max volume booster
☆ Bass booster effect
☆ Stereo surround sound effect
☆ Sound booster for music player
☆ Audio booster for all calls
☆ Equalizer sound booster
☆ User-friendly operation.

Make any program as loud as you want:
♫ Music player volume booster for headphones & external speaker
♫ Music equalizer boosts volume and ensures no distortion when increasing
♫ Bass booster expands system volume
♫ Tools control volume audio for many applications.

Extra volume booster is a good sound enhancer for android not to be missed! No need to change any other speaker booster once you download this sound amplifier! Mind-boggling tech in this louder speaker can make all your sounds much clearer and stronger. System defaults can not restrict your music volume anymore! It is all in one to expand your sound and volume with 200% for music player, video player, game and system volume like ringtone, notification and alarm volume.

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