Instruct: Classify the given review into positive or negative sentiment.
Query: Trust me you get Enough "Bang" for your Buck.

Simply put, these subs are insane. Definitely one of the loudest systems I have ever heard. It will literally take your breath away and change your heartbeat as you listen to it. I have heard a lot of systems so it means something when I say, this is the loudest one I have ever heard.