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Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
headsets for cellular or mobile phones, headphones, earphones and earbuds; audio speakers; microphones; telephones; telephone adaptors, namely, telephone connectors and telephone wires; telephone cables; battery chargers; speakerphones; hands-free communication apparatus and equipment for mobile telephones in the nature of microphones and hands-free communication apparatus and equipment for use in offices and with personal computers, namely, telephones, microphones; wire and wireless communication devices for voice, data or image transmission; communication interface units, namely, interfaces and peripheral devices, communication hubs, and communication modems for computers and software therefor for communication modems for computers; busy light indicator switches, controls and circuits for use with wire and wireless communication apparatus; software to control and improve audio equipment sound quality; software for use in network management; remote controls for radios, televisions, cable television converter boxes, dvd and digital video recorders, and stereos; noise measurement apparatus, namely, sound level meters; noise level indicators; apparatus for recording, transmission and reproduction of sound