The import and export, trade of finished and unfinished products in general, technical consulting and assistance, representation, brokerage and assembly in the field of electronic products, particularly in the audio and video, computer, electrical and satellite fields. The production and publication of audio and video recordings with the aid of digital musical instruments, digital cameras, software tools and applications related to musical activity. The rental of digital musical instruments, activities related to the music profession, its dissemination and organization. The sale of furniture, decorative items, registration and assignment of trademarks and patents, know-how and licenses. The sale and brokerage of services for advertising marketing.