Electric and electronic apparatus and instruments for measuring, testing, regulating, monitoring and checking sound and vibration, namely, vibration meters, electro-technical vibration meters, sound and vibration analyzers, acoustic analyzers, electro- acoustic analyzers, structural dynamics analyzer, hand- held vibration analyzer, sound level meters, noise dose meters, noise monitoring terminals, acoustic transducers, vibration transducers, accelerometers, calibration systems for monitoring and diagnosis of sound volume, quality and frequency and for monitoring and diagnosis of sound volume; electronic apparatus for measuring vibrations; apparatus for controlling and monitoring machines; scientific, natural, surveying, photographic, cinematographic, optical, weighing, measuring, signalling and checking (supervision) apparatus and instruments, namely, cameras; 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, calculating machines, data processing equipment and computers

Installation, maintenance and repair of electrical and electronic apparatus and instruments, namely, vibration meters, electro- technical vibration meters, sound and vibration analyzers, acoustic analyzers, electro- acoustic analyzers, structural dynamics analyzer, handheld vibration analyzer, sound level meters, noise dose meters, noise monitoring terminals, acoustic transducers, vibration transducers, accelerometers, calibration systems for monitoring and diagnosis of sound volume

Scientific and technological services, namely, calibration services, rental of measuring equipment for research and design related to environmental noise measurement and noise monitoring, and research and design relating thereto in the field of sound and noise measurement; industrial research and related analysis in the field of sound and noise measurement, design and development of computer hardware and computer software; engineering; professional technological consultation in the technology field of sound and vibrations including noise measuring, sound recording, vibration measuring and working environment appraisal