PUI Audio, Inc. is a leader in the development, manufacturing and supply of high-quality audio components, including buzzers, sirens and sensors. The company's offices, product development, engineering, sales and customer service are located in Dayton, Ohio. Our business growth and product innovation come from listening to our customers' needs. With an extensive network of sales representatives, agents and distributors, we provide products and services around the world. Whether you need off-the-shelf products or custom designs, Projects Unlimited has the right solution for you.