Excellent, thank you very much Aliaksandr!

works very well, it actually boosts sound

this is just what I need to hear lots of videos online. thank you.

nice

Perfect!! It works flawlessly.

Свою задачу выполняет. Поставил, чтобы увеличить звук на ютубе. Простое управление.

An excellent audio control using Firefox while on a Mac computer.

I can finally blast DnB home alone.

I really like it. It works quite well.

It works flawlessly!! 😄

Neat and simple. Works!!