Since 1986, we have been building products for Industrial, Professional, Mobile, Home and OEM Applications. Many of our earliest products are still in use around the world today. We take pride in our role as an American design and manufacturing company, that offers high quality products for everyone. It is the goal of DD Audio to create the finest audio products possible. Were dedicated to the ultimate performance of the product no matter the lengths required of the design or manufacturing process. We do not make manufacturing compromises for the goal of profiting from substandard equipment. No expense is spared in creating products that are built to last. Our woofers are assembled by hand in the USA using the finest quality parts in the industry. The products that are assembled by our industry partners use components that are specifically designed to maximize longevity and sound quality.