It can be useful as an additional volume amplifier for:
watch a movies;
enhancing the sound of games;
amplifier of sound for voice calls.
It works as well as the maximum headphone volume amplifier.
fix
9Apps 4.9
![국세청 홈택스 [손택스] on 9Apps](https://go.getnew.app/sg/res/jpg/f7/df/69cc2f90120ec331db2630e0f5b6-6dh.jpg?x-oss-process=style/jmq200)
