Installation of apparatus for recording, transmission or reproduction of sound or images; Repair and maintenance of audio frequency amplifiers; Repair of sound equipment and parts; Repair of wireless earphones; Stereo system repair

Advertising agency services; Advertising services; Commercial administration of the licensing of the goods and services of others; Demonstration of goods; Import-export agency services; Marketing services; Providing business information via a web site; Providing information about commercial business and commercial information via the global computer network; Sales promotion for others; Television advertising

Earphones; headphones; loudspeakers; megaphones; microphones; cabinets for loudspeakers; equalizers being audio apparatus; portable media players; sound recording apparatus; sound transmitting apparatus