Noise Reduction System

https://www.minds.com/bestsoundproofing78/blog/why-obtain-soundproof-home-window-treatments-for-your-reside-1004969306025025536

You have a rock band, and no location to exercise. Well, you could practice in your cellar, garage, or bedroom however you live in a condominium, or a removed home with next-door neighbors crowding you on both