QOA was founded in 2018 by two sisters, Sophie and Youko. The brand has professional research & development team with a unique tuning style. Our aim is to manufacture high-quality Hi-Fi audio listening equipments, with excellent craftsmanship and unmatched sound quality output.
Our brand has a professional team from product ideas to industrail design, development, large-scale production, and marketing. We firmly believe that our powerful new products, latest research & development, and design capabilities are our core of corporate progess.
Our Aim is to create products with high cost to performance ratio, high reliability. We aim to provide a wonderful listening experience with dedicated customer service. We wish to create technology-oriented service enterprises with equal emphasis on technology and humanity.
