600% Sound Volume v1.5.5 
The simplest and most reliable volume booster
🚀 Features
⭐️ Up to 600 % volume boost
⭐️ Control volume of any tab
⭐️ Fine-grained control: 0 % - 600 %
⭐️ Switch to any tab playing audio with just one click
🚀 What users say
⭐️ "Does exactly what it says it does."
⭐️ "Tried a couple. This one was the best. Thanks!"
⭐️ "What I love about it that it just works :)"
⭐️ "Exactly what I was looking for!"
⭐️ "Definitely the best one and works flawlessly."
⭐️ "I can finally listen to everything I want. I highly recommend it."
Tags: mp3 music youtube