With Crystal Audio Solutions (CAS), from the beginning to end no detail gets over looked. We start with an idea, then to a sketch, to a Prototype. Utilizing top-quality materials from our high grade steel to our soft-parts. No expense no corners cut in any of our drivers. Since day one, Crystal Audio Solutions focus as a company has been to design and engineer products that are constantly raising the bar and defining new limits. CAS has one goal in mind, and that is total customer satisfaction. Our moto is "Honor, Quality, and Commitment" and we stand by that with every driver we build.