Audio equipment; audio apparatus; audio electronic apparatus; audio processing apparatus; audio frequency apparatus; frequency meters; optical frequency metrology devices; audio amplifiers; audio recordings; loudspeakers; loudspeaker systems; audio players; electronic audio/video signal distribution systems; portable sound reproducing apparatus; amplifiers; apparatus for the reproduction of sound; apparatus for recording sound; monitors; monitoring instruments; equalisers [audio apparatus]; sound level meters; high fidelity apparatus; high fidelity audio apparatus; hi-fi sound systems; measuring apparatus; sound measuring apparatus; testing and quality control devices; calibrators; calibrating apparatus; control amplifiers; automatic control apparatus; network controlling apparatus; electronic control systems; voice processing systems; headphones; remote controls; musical sound recordings; downloadable musical sound recordings; downloadable music files

Testing, authentication and quality control; consultancy relating to quality control; design services; technological research services; product development; provision of information relating to scientific research; software as a service [SaaS]; computer software rental; providing temporary use of web-based software; providing temporary use of online non-downloadable software; providing temporary use of non-downloadable software applications accessible via a web site.