The design, development and production of audio diffusion systems, loudspeakers. Defined as: hi-end/High-end. Made from marble/granite monoliths. With variants in the electronic audio entertainment sector and related fields. The import and export of raw materials, semi-finished, finished, electronic components. The construction of components for entertainment electronics. The company can carry out all operations directly or indirectly related to the company purpose and acquire participations in other companies both in Switzerland and abroad. It can also establish branches in Switzerland and abroad and is authorized to purchase and encumber funds in Switzerland and abroad for its own use and achievement of the company purpose.