Equipment for the recording and/or reproduction of electroacoustic or acoustic signals; microphones; headsets, namely headphones; studio monitor loudspeakers; studio loudspeakers; microphone pre-amplifiers; audio interfaces; structural parts for the aforesaid goods; accessories for the aforesaid goods, namely power supplies, cables, electric, cable adapters, namely, cable connectors, tripods, holders for swivel microphones, microphone capsule extensions, namely, microphone modules, table stands for microphones, floor stands for microphones, tilting devices for microphones, namely, microphone stands, swan necks for microphones, namely, boom microphones, windshields for microphones, microphone suspensions; microphone capsules, pressure transducer capsules, loudspeakers, loudspeaker cabinets, loudspeaker systems; downloadable virtual goods, namely computer programs displaying apparatus for recording and/or reproducing electroacoustic or acoustic signals, in particular microphones, headphones, loudspeakers, studio monitors, microphone pre-amplifiers, audio interfaces for use in virtual online worlds; downloadable digital files authenticated by non-fungible tokens.;