Descriptions : There is no need to replace another speaker booster once you have downloaded this Extra Volume Booster. System presets can no longer limit your music volume! It's all in one to extend your sound and volume by 200%.
Features :
+ Max Volume Booster????
+ Bass booster effect
+ Stereo surround sound effect
+ Sound Booster for Music Players????
+ Equalizer Sound Amplifier????
+ User-friendly operation
Required Android Versions : Jelly Bean [4.1–4.3.1] - KitKat [4.4–4.4.4] - Lollipop [5.0–5.0.2] - Marshmallow [6.0 - 6.0.1] - Nougat [7.0 – 7.1.1] - Oreo [8.0-8.1]