medio

Electronic communication exchanges, digital exchanges, analogue exchanges, telecommunication power supplies, IP and broadband switches, routers, telecommunication power supplies, control systems evaluation and security systems and devices, electronic accounting machines for telecommunication systems, recording and reproduction machines, information and data products on magnetic, electronic and optical data media, electronic data systems, audio-visual data media, CD-R and CD-ROMs and DVDs, computer equipment and hardware, analogue and digital cards, magnetic cards, optical cards, chip cards, EAN-code readers, micro-electronic readers, computer modems, telephone networks, line indication devices, electronic portals, electronic diaries and schedulers, voice mails. Operation of telecommunication and data systems, operation of Internet servers, secure transmission of data and information via telecommunication systems and Internet, communication via terminals, phone, facsimile, telegraph and mobile phone systems and networks, data and information transmission via satellites and radio or television signals, GPS systems, transmission protocol conversion services, format and code conversion services, voice mail services, transmission of short text messages, operation and management of telecommunication and data networks; rental of user access to databases. Software design, computer programming, technical and professional studies of computer and information technologies and telecommunication systems, basic and application research, project activities in the telecommunication industry, development of software including software fulfilling requirements for author work, project design of electric and electronic devices and engines, engineering and research, development and services in the area of software design, engineering for introduction of telecommunication technologies in the telecommunication and data networks.