Trade in as well as rental and brokerage of musical instruments of all kinds and accessories, lighting and sound systems, as well as provision of services in this field, in particular support in the selection, introduction and installation of such products, and consulting of domestic and foreign companies that manufacture and distribute such products, as well as their representation, in particular also at trade fairs; brokerage of recording studios, design, production, editing and distribution of sound recordings of all kinds, acquisition, management, exploitation and commercial use of copyrights in musical works, licenses and other intellectual property rights, consulting, representation and support of musicians, organization and implementation of music performances and concert tours, as well as provision of music lessons, in particular for bass, guitar, drums and keyboards; may participate in other companies with the same or similar purpose, as well as acquire, hold or sell real estate.