WHAT DOES QUIETUM PLUS MEAN?

Sure I even went to rave functions. On one of these the sound seemed to not be that loud. So I saved my ear protection in my pockets. My tinnitus reacted very pissed and made a decision to be louder in comparison to the songs. Luckily for us it went back to typical degrees after I put inside the ear defense.Nevertheless I noticed that tinnitus obta