Download the free app
Your sound is now 30-40% above the standard settings.
close the application and return to the default settings.
Depending on the type of audio device will increase by 20-40%
Open and activate the booster
You will hear low-frequency sounds - so application configures your device
watch movies or listen to music.
Note: application is free and contains ads.
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)
