9 Electrical and electronic devices and installations for events technology, in particular for audio technology, projection technology and imaging and stage technology, namely, Loudspeakers, loudspeaker systems, racks for loudspeakers, cabinets for loudspeakers, loudspeaker stands, sound systems comprising remote controls, amplifiers, loudspeakers and components therefor; Audio amplifiers, distribution amplifiers for audio and video signals, sound amplifiers, musical instrument amplifiers; audio mixing consoles; sound mixing consoles; sound mixers with integrated amplifiers, electronic sound and audio mixing apparatus, audio mixing desks; Microphones, wireless microphones, microphone stands, microphone cables, microphone boom pole, Audio cables; Lighting control desks; electrical and electronic controls and control mechanisms for lighting installations, spot lights, lights and dimmers; stage lighting regulators; electrified rails for mounting spot lights; projector lamps; Multimedia projectors, cinematographic projectors; movie editing projectors; projection screens; projection screens for movie films; Video cameras; digital and video camera systems comprising a camera, mobile camera support platforms; video camera systems, namely, portable boom mounted remotely controllable and computer software for controlling and operating the same; lights for use with video cameras, Electronic switchers for audio and video signals; video switchers; live production video switcher, matrix switchers for audio and video signals; signal converters; video mixers, Video production equipment for use in media production, namely, video switchers, video mixers, video mixing consoles; video editors, video recorders, video streamers and digital media hubs, receivers and servers; Digital media servers; devices for recording, transmitting, distributing and reproducing audio, images, data and information; devices for film and video technology, in particular image and video projectors and display surfaces for reproducing images, video, films and data, projector boxes, monitors, projector screens and screens of any size, namely, LED screen displays; LCD large-screen displays, projection screens, flat panel display screens, movie screens; cameras, in particular film or video cameras and accessories for camera technology, namely, camera filters, conversion lenses for cameras, flash lamps; Cameras; film cameras; motion picture cameras; cameras for use with drones, HDTV broadcast cameras; ultra HD camera; camera stands; camera mounts and supports; camera cranes; camera jibs; camera lenses; steady camera devices; camera stability accessory, namely, a support arm, best and sled for film and video cameras to absorb shaking moves while shooting; devices for public address systems, audio technology and audiovisual technology, in particular mixing desks, loudspeakers, media players, systems for the wireless transmission of acoustic information; Wireless microphones; Wireless linear monitoring apparatus for personal monitor system; Wireless communication devices, namely, wireless intercom systems comprised of headsets and beltpacks; communications headsets and beltpacks for use in live shows, TV and movie production; devices for conference technology, namely, conference microphones; cordless microphone speakers; wireless conference microphones; digital discussion systems, Conference microphone systems that facilitate discussions between participants of conferences, meetings, and the like consisting of microphones, discussion consoles in the nature of electronic devices that include microphone inputs for the microphones and audio inputs to enable participants to speak to and listen to the other participants, central control units that send and receive audio signals to and from the discussion consoles and may optionally control the turning on and off of selected microphones, computer software for managing and controlling the systems, power supplies, and further consisting of optional interpreter consoles in the nature of electronic devices that enable a translator to selectively receive and transmit audio signals to and from selected discussion consoles for simultaneous translation of participants' speech from one language to another; simultaneous translation systems including communication headsets and headphones; devices for power distribution namely, electrical power distribution units; electric light dimmers and dimmer systems; lenses for spotlights or lights