Scientific, measuring and signaling apparatus and instruments, namely, signal analysers, acoustic meters, vibration meters, signal processors and electroacoustic transducers; Apparatus for recording, transmission or reproduction of sound, namely, loudspeakers and audio equipment in the nature of amplifiers, smart speakers, smart phones, TV, headphones and other devices using an electro-acoustical transducer; Data processing equipment, namely, signal processing implemented in software and hardware for measuring, designing and controlling of electroacoustic transducers; Computer software for measuring, designing and controlling of electro-acoustical transducers and audio systems

Telecommunication services, namely, sound recording and sound reproduction, streaming of audio and video material on the Internet; Transmission of data and information by computer and electronic communication means, namely, digital signal processors, modems, network hubs, network switches and network routers

Scientific, industrial and technological research, in the field of electro-acoustical transducers and audio systems; Providing information and data relating to scientific and technological research and development; Analysis, testing and calibration services relating to electrical engineering apparatus; Computer software technical support services, namely, troubleshooting of computer software problems and computer software updating services; Information and consultancy services relating to electro-acoustical devices and computer software; Provision of technical consultancy and information services in the field of telecommunications technology and data transmission engineering