35 Retail services and business mediation and consultancy regarding the sale through internet (so called e-commerce activities) of integrated sound systems, home theatre systems, of audio mixing consoles, of audio compressors and processors, of equalizers, of power supplies, of cables, of accessories, parts and fittings for all the aforesaid goods, of software applications and application programming interfaces; publicity and sales promotion; retail services and business mediation and consultancy regarding the sale through internet (so called e-commerce activities) of home cinema processors, dvd players, compact disc players, remote controls, subwoofers, microphones, headphones, of in-ear headphones, of accessories, parts and fittings for all the aforesaid goods; retail services and business mediation and consultancy regarding the sale through internet (so called e-commerce activities) of electric apparatus for recording, transmission or reproduction of sound and/or images, of accessories, parts and fittings for all the aforesaid goods, all for recording, producing, transmitting, editing or processing audio and/or video signals, of audio processing apparatus; retail services and business mediation and consultancy regarding the sale through internet (so called e-commerce activities) of magnetic data carriers, of recording discs, of data processing equipment, of digital communications hardware and software, of apparatus and instruments, of accessories, parts and fittings for all the aforesaid goods, all for recording, producing, transmitting, editing or processing audio and/or video signals, of audio processing apparatus; retail services and business mediation and consultancy regarding the sale through internet (so called e-commerce activities) of signal processing equipment, digital signal processing equipment, of sound processors, amplifiers, pre-amplifiers, power-amplifiers, receivers, audio video receivers, of tuners, of accessories, parts and fittings for all the aforesaid goods; organization of fairs and exhibitions for commercial or advertising purposes; retail services and business mediation and consultancy regarding the sale through internet (so called e-commerce activities) of high fidelity sound and video equipment, of computer sound systems and apparatus, of loudspeaker systems, of loudspeakers, of loudspeaker software, of wireless speakers, of soundbars, of crossover networks, of transducers, radios, of accessories, parts and fittings for all the aforesaid goods; distribution of advertising matter; advertising services; on-line trading services to facilitate the sale of goods via a computer network