Electric, optical signaling and checking apparatus and instruments, namely signal distribution system with built-in audio router comprising a digital matrix based on timeslots with a plurality of analogue and digital input and output boards; apparatus for recording, transmission and reproduction of sound and images, namely monitors, CD players, DAT recorders, effects processors; installations for acoustic irradiation and for alerting composed of central unit, microphone speaker stations, relay-module, final amplifiers and loudspeaker control modules; sound transmitting devices for sound and film studios, namely audio mixing consoles, monitors, CD players, DAT recorders, effects processors; acoustic couplers, electric couplings, electricity indicators, sound recording apparatus, namely mixing consoles; computer operating programs; computer software for use to control of proprietary PC-based products, interface for user-friendly programming of scenarios, sequences, and control commands in the field of audio, video and broadcast technology; electronic notice boards; audio and video receivers; remote control apparatus, namely serial remote control device operating over RS232, RS422 or RS485 interface ports, for control of external devices, audio sources, effects processors, amplifiers; tape recorders; speed regulators for tape recorders; high frequency apparatus, namely wireless microphone signal transmission-Microport; interfaces analog/digital and digital analog converters; electric regulating apparatus, namely monitoring modules for amplifiers and speakers; loudspeakers; microphones; video monitors; video recorders; switchboards; electric apparatus for commutation, namely relay boxes for controlling external units; distributing consoles; sound recording, locating and transmitting apparatus, namely metering units and signal routers; amplifiers; sound reproduction apparatus, namely players and DAT recorders; systems for calling and intercommunication composed of a central unit, microphone speaker stations with intercommunication function, relay-modules and final amplifiers; systems for transmission and distribution of audio and video signals composed of basic units with audio-input modules video-input modules, video-output modules data interfaces and light-wave transmission cards; installations for the controlling of performances composed of central unit, microphone speaker stations, relay-modules, final amplifiers, loudspeaker control modules and stage manager desks; systems for transmitting and distributing of binary switching signals for universally using in buildings composed of basic units with binary input modules, binary output modules, data-interfaces and bier transmission cards; controllers and dimmers for stage lighting; software for streaming of audio and video material on the Internet

Electric stage lighting fixtures

Vehicles, namely, dollies furnished with equipment for taking and recording of images and sounds, namely digital cameras, microphones, audio and video mixing consoles, and editing stations and with equipment for adaption, reproduction and remote transmission of sound and image shots and of sound and image recordings, namely monitors, speakers, amplifiers, hybrid telephone switchers

Telecommunications services namely broadcasting television and radio by wireless or wired digital and analog networks; electronic, electric, and digital transmission of voice, data, images signals, and messages, including transmission via intranet, Internet and HP distribution systems; streaming of audio and video material on the Internet

Entertainment in the nature of on-going television programs in the field of sports, news, documentaries; production of radio and television programs, films and video cassettes; entertainment in the nature of orchestra performances; radio entertainment services, namely radio programs featuring performances operated via a setup of production and broadcasting equipment with operators; entertainment in the nature of theater productions, live concerts, and entertainment events, namely sporting events and general entertainment events including music, theatre, dance and variety; photography services; photographic reporting; videotape recording production; recording and editing for others of video and audio materials

Computer programming for others; computer graphic services