Apparatus and instruments for recording, transmission, reproduction or processing of sound, images or data; microphones; headphones; loudspeakers; studio monitors; microphone preamplifiers; audio interfaces; computer hardware for recording, storing, reproducing and processing acoustic signals; computer peripherals, computer hardware for audio signal processing; audio mixing consoles; digital mixing consoles; digital audio recorders; digital sound processors; software for recording, storing, digital signal processing (dsp), producing audio effects, namely, audio reverbs, audio delay, audio room emulations, reproducing and processing acoustic signals; audio interface software; software as digital audio workstations; apparatus for recording and/or reproducing electroacoustic or acoustic signals; audio equipment; parts of the aforementioned goods; accessories to the aforementioned goods, namely power supplies, cables, cable adapters.