scientific, measuring, surveying, signaling and electric apparatus and instruments, namely, apparatus for recording, transmission and reproduction of sound and images, namely, apparatus with processing, decoding and encoding technology for analog and digital audio and/or video signals; [ analog to digital converters and digital to analog converters for use with audio and/or video signals; ] devices comprising a digital signal processor to operate on audio and/or video signals; [ apparatus and instruments for conducting, switching, converting, storing, regulating and controlling electricity, namely, electrical adapters, transformers, converters, capacitors, batteries and cables; ] data processors; [ electronic video game consoles; ] computer programs for converting, processing, decoding and encoding analog and digital audio and/or video signals; cinematographic, checking, and teaching apparatus and instruments, namely, equipment for the recording, transmission and rendition of sound, data and images, [ namely, speakers, audio speakers, loudspeakers, speaker enclosures, speaker racks, tracking sensors for use in detecting and enabling measurement of the position of audio-visual objects, in the nature of microphone arrays, cameras or infrared sensors; ] audiovisual rendering equipment in the nature of electronic audio, video and optical receivers and transmitters for mathematically analyzing and creating three dimensional signals out of simple signals by calculating the signals and reproducing the signals through electro-acoustic transducers, power amplifiers; [ monitoring equipment in the nature of acoustic meters and surveillance sensors used for reproducing and checking transmissions without interfering with the regular transmission; electronic sound systems consisting of control equipment with processing and decoding technology for acoustic signals comprising of speakers, audio speakers, loudspeakers, speaker enclosures, speaker racks, electronic acoustic tracking arrays in the nature of microphone arrays, cameras or infrared sensors for enabling measurement of the position of audio-visual objects; power amplifiers; image viewers and monitoring equipment both in the nature of electronic video and audio surveillance installations comprising of cameras and video monitors and sensors directed to arrangements for reproducing and checking audio-visual signal transmissions without interfering with the regular transmission; computer memories, electronic memories, RAM cards, memory boards, hard discs for computers, blank optical discs; ] computer software for authoring, selecting, adapting, and combining different audio-visual content parts into final software applications; [ loudspeaker systems consisting of loudspeakers, loudspeaker drivers, balancers, amplifiers, equalizers; ] audio mixers, mixing consoles and interfaces between mixing desks and mixing consoles [ ; pre-formatted recording carriers and data carriers, namely, optical discs, magneto-optical discs, video tapes, audio cassettes, hard discs; semiconductor memory devices comprising an interface and semiconductor memories and semiconductor memory units, namely, compact flash and secured data picture cards and USB memory devices; and providing of computer programs for download in data networks via indexes of information, sites and other resources available on communications networks for others, for providing users of communications networks with means of identifying, locating, grouping, distributing, and managing data and links to third-party computer servers, computer processors and computer users, and for searching, browsing and retrieving information, sites, and other resources available on communications networks for others and for organizing content of information provided over a communications networks according to user preference ]

[ electronic musical instruments namely, keyboard controlled instruments, namely, electronic keyboard controlled pianos, electronic keyboard controlled organs, and synthesizers, and electronic breath-controlled instruments, namely, electronic breath-controlled saxophones, electronic breath-controlled trumpets, and electronic breath-controlled clarinets, and electronic controlled string instruments, namely, synthesizer controlled guitar and synthesizer controlled violin ]

[ periodicals, conference papers, scientific white papers, magazines, books, flyers, articles for magazines and periodicals, research reports, brochures, posters, all in the fields of acoustics, noise, vibration, sound design, signal processing, audio, audio electronics, audio engineering, consumer electronics, entertainment in the nature of film production, audio production, television, theatre, theme parks, museums, planetaria, home theater, virtual reality in the nature of interactive video games of virtual reality comprised of computer hardware and software and in the nature of reproduction of the result of real or simulated environment for games and entertainment, augmented reality in the nature of interactive video games involving both the real environment plus virtual reality comprised of computer hardware and software and in the nature of reproduction of the result of real or simulated environment for games and entertainment, audiovisual sciences, cinema, computer sciences, and computer engineering, and in the field of live events, namely, film shows, cinema, theater shows, musicals, sports events, planetarium, and in the field of organizing and conducting congresses, conferences, seminars, workshops, symposiums, in the field of education, namely, online classroom learning, online teaching, audio and video teleconferencing, acoustics and/or audio engineering, computer engineering, engineering of products and devices, and in the field of entertainment, namely, amusement parks, home theater, and virtual and/or augmented reality ]

Installation and maintenance of complete audio systems and loudspeaker systems

[ telecommunications, namely, teleconferencing audio and/or video, providing audio and video teleconferencing; teleconference services, namely, providing telephone and video conferencing services, communications by television for meeting, transmission of information through video communication systems, transmission of information in the audiovisual field on optical telecommunication networks, and transmission of sound and vision via satellite or interactive multimedia network ]

[ sound and video recording studios, and television recording studios; conducting seminars, workshops, symposiums, congresses and conferences in the field of cultural events, namely, film shows, cinema, theater shows, musicals, sports events; educational services, namely, conducting distance learning instruction at the secondary, college, graduate and vocational levels, and at musical master classes; acoustics and/or audio engineering; entertainment, namely, amusement parks, amusement parks featuring virtual and augmented reality in the nature of interactive video arcades of virtual reality comprised of computer hardware and software and in the nature of reproduction of the result of real or simulated environment for games and entertainment; training for music students, training for sound engineers, training for mixing engineers, training for acousticians, training for actors, training for engineers in the field of construction of devices for sound engineers and construction of studios, training for medical doctors, training for cinema producers, training in the field of acoustics and acoustics applications directed to technicians and clinical professionals engaged in using auditory cues for recognition of correct function and clinical diagnostic purposes of humans; training in the field of acoustics and acoustics applications directed to technicians and industrial professionals engaged in an industry using auditory cues for recognition of correct function of acoustical detection devices; organizing community sporting and cultural events; entertainment, namely, production of radio and television programs; entertainment in the nature of visual and audio performances, namely, live music concerts, musical bands, orchestra performances, operas, theater productions, musical, variety and comedy shows; providing online computer games; motion picture theatres; musical theaters; motion picture film production; running of museums; providing amusement parks; recreational park services; audio engineer, sound engineer or recording engineer services, namely, operation of video, audio and recording equipment for production of radio or television programs ]

[ scientific research and development, namely, scientific research and development of methods for the measurement of room acoustics; scientific research and development of methods for the measurement of the acoustics of musical instruments, measurement and characterization of room acoustics, and measurement and characterization of the acoustics of musical instruments; scientific research and development of methods for the measurement of noise; scientific research and development of methods for the measurement of vibrations, measurement and characterization of noise, and measurement and characterization of vibration; scientific research and development of methods for the suppression of noise; scientific and product research and development of methods for the improvement of quality of reproduced audio for vehicles, consumer electronics, cinemas, theme parks, concert halls, VR-caves, virtual reality, augmented reality, audiovisual sciences, computer sciences and/or computer engineering, indoor and outdoor sporting venues; scientific and product research and development of loudspeaker technology; scientific and product research and development of amplifier technologies; scientific research and development and product research and development of audio capturing methods for recording and live-performance; scientific and product research and development services for planning of audio reproduction systems for recorded audio and live reproduction; computer engineering; engineering services developing products and devices; engineering design services in the fields of acoustical studies, sound design, signal processing, audio, human-computer interaction specifications, and design and development of multimedia products; computer programming services for others; developing computer programs for others for data processing; computer consultancy services; data processing consultancy; hardware and software consultancy for others; development of computer hardware and software, namely, for equipment for the recording, transmission and rendition of sound, data and images; software maintenance and installation; recovery of computer data and software; research and consulting in the field of loudspeaker and/or sound systems ]

[ Medical services and psychological counseling ]