Precision Drive is an engineering oriented company focusing on professional sound equipment design and manufacture, unlike other audio company, our design starts from a single precision transducer part to a sophisticated speaker system, keep our unique position in the pro market. with numbers of modern design tool like FEA and 3D modelling, we keep our product's performance optimized and cost effective. scientific is one of our core philosophy, from Precisely Defining a product, to Precisely Designing a part...