Apparatus for recording, transmission or reproduction of sound or images; electronic apparatus and instruments for digital or analogous registration, transmission and reproduction of messages and data, namely, public address systems, flat panel display screens, electronic display boards, closed-circuit television equipment and telecommunication equipment in the nature of wireless receivers all for use in hospitals, resting homes, psychiatric institutions, homes for handicapped people and prisons; telecommunication equipment in the nature of microphones, handheld multichannel audio receivers, transceivers, headphones, all for conference rooms, boardrooms, parliaments, museums, control rooms and auditoriums; telecommunication equipment in the nature of amplifiers, radio receivers, roof top antennas, loudspeakers, microphones, LED displays, cameras, passenger intercom systems, all for use in the railway business; and computer monitors, computer hardware and computer software programs for video and audio conferencing and for electronic voting systems

Communication services, namely, providing telephone communications, cellular telephone communications and paging services, radio communication services and electronic transmission of messages and data, also through the internet and intranets

Scientific and technological services, namely, research and design relating to communication and telecommunication apparatuses; industrial analysis, namely, analysis of communication and telecommunication apparatuses such as digital on-board and off-board software tools all for use in networks in the railway business, for internet streaming and archiving for conference meetings, for speech reproduction and intelligibility in meeting environments, and for class room control management to assure compliance with industry standards; design and development of computer hardware and software