Electric apparatus and instruments, namely, televisions, electric notice boards; transmitters of electronic signals, switchboards, television apparatus, electric notice boards; apparatus for recording, transmission and/or reproduction of sound or images, in particular matrix displays; digital media, namely, pre-recorded DVDs, downloadable audio and video recordings, and CDs featuring and promoting in the field of passenger information systems, public address systems and vehicle fleet management systems; data-processing equipment and computers; telecommunications and data networking hardware, namely, devices for transporting and aggregating voice, data, and video communications across multiple network infrastructures and communications protocols; computer software for programing and operating passenger information systems, public address systems and vehicle fleet management systems for use in the fields of passenger information systems, public address systems and vehicle fleet management systems; multimedia entertainment systems consisting primarily of electrical power devices in the nature of multimedia outlets, communications servers, computer monitors, and computer operating software; electric and electronic video surveillance installations and computer hardware and software for wireless content delivery; electronic alpha-numeric displays; electronic controllers for variable alpha-numeric displays; public address systems, namely, microphones, amplifiers and loudspeakers; computer software, namely, software for programming electronic signs and other equipment, namely, talking signs for the visually impaired and for integrated next-stop voice systems; electrical power and control wires for use in aircraft, train and vehicles lighting systems; electronic display systems for passenger information systems and vehicle fleet management systems comprised primarily of electronic display screens, electronic controls for these display screens, and electrical connector housings therefore, sold separately and concurrently as a unit; public-address systems consisting of voice annunciators comprised of electronic controls and electrical connector housings therefore, sold separately or concurrently as a unit; passenger public address systems comprised of electronic controls, electrical connector housings therefore, and audio speakers for public address systems, sold separately or concurrently as a unit, all for use in rail, bus or aircraft vehicles and for stations, terminals, stops, and wayside passenger interface points for such rail, bus or aircraft vehicles; electric emergency escape path lights; wireless communication devices for voice, data or image transmission; and computer software for video and audio analysis; Installation services in the field of passenger information systems, public address systems, and vehicle fleet management systems; repair of transmission and/or reproduction of sound or images, in particular matrix displays, information recording media, data-processing equipment and computers, mobile and stationary passenger information apparatus, communications networks of such passenger information apparatus and control centers of such networks; computer programming, in particular software for control centers of passenger information apparatus networks; design, development, and establishment of testing specifications and procedures in the field of passenger information systems and vehicle fleet management systems; computer services, namely, integration of computer software into multiple systems and networks; computer system diagnostic services; consulting services in the field of testing of electronic components and electronic systems featuring optical, measuring, signaling, checking apparatus and instruments, electric apparatus and instruments, apparatus for recording, transmission and/or reproduction of sound or images, in particular matrix displays, information recording media, data-processing equipment and computers, mobile and stationary passenger information apparatus, telecommunications networks of such passenger information apparatus and control centers of such networks, and computer software