Descriptions : Increase the volume of any noise in your headphones.
Features :
+ Increase the volume in headphones or headphones.
+ Increase video sound;
+ Increase the volume of audiobooks.
+ Increase music volume;
+ Simple and nice design.
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]