Nowadays, Selenium owns one of the most modern speaker plants, including 40 thousand square meters and a production capacity exceeding 4 million speakers, certified according to ISO 9001. Completely integrated and vertically integrated, it is responsible for the development of practically all the components of its products, also having automated assembly lines, one of them imported from Japan, capable to produce one speaker at every 8 seconds.

Selenium also owns a complete plant to manufacture cones, special machines to wind coils and equipment capable to perform the most modern tests. In addition, it also develops innovating techniques in manufacturing, conception and product launching processes, such as QFD (Quality Function Deployment), allowing the development of more competitive products in order to assure perfect meeting of consumer's needs and requirements.