The purchase, sale, marketing and adaptation of prosthetics and hearing aids, accessories and diagnostic equipment in the field of audiology, as well as the provision of consulting and audiometric testing services. The import and export of hearing aids and hearing accessories. The company may carry out all activities directly or indirectly related to the main purpose, perform all commercial and financial operations suitable for the purpose, establish branches and subsidiaries, and participate in any form in companies with similar purposes both in Switzerland and abroad.