REMOTE CHEERER

Compact disc players; DVD players; loudspeakers; equalisers being audio apparatus; audio interfaces; audio mixers; audio- and video-receivers; portable media players; subwoofers; amplifiers; personal stereos; transmitters of electronic signals; headphones; microphones; radios; television apparatus for projection purposes; smartphones; digital signs; downloadable computer software for sending trigger information; downloadable computer software for generating, recording, transmitting, reproducing, and effecting sound; interfaces for computers; semi-conductors; metronomes; electric and electronic effects units for musical instruments; downloadable music files; electronic sheet music, downloadable