Electric and electronic effects units for musical instruments; downloadable music files; downloadable image files; electronic publications; electronic sheet music, downloadable; smartphones; sound recording apparatus; sound reproduction apparatus; sound transmitting apparatus; equalisers [audio apparatus]; audio interfaces; audio mixers; audio- and video-receivers; loudspeakers; subwoofers; portable media players; amplifiers; television apparatus; radios; transmitters of electronic signals; personal stereos; compact disc players; DVD players; headphones; earphones; microphones; computer peripheral devices; computer software applications, downloadable; computer software, recorded; semi-conductors; electronic publications, downloadable; sound and video recordings; musical sound recordings; conference phones; computer software for generating, reproducing, effecting, and recording sound; computer software for playing music.;