Electrical and electronic audio apparatus and instruments; sound recording, manipulating, amplifying, reproducing and transmitting apparatus; electrical and electronic apparatus and instruments, all for audio amplification, for the graphic equalisation of sound signal frequencies, for mixing sound tones, altering sound tones, or effecting echo, delay and other effects; sound amplifiers; amplifiers for sound reproducing equipment and for use with musical instruments; amplifiers complete with loudspeakers and cabinets; valve and digital guitar amplifiers; sound reverberation units; sound mixing, processing and synthesizing apparatus; sound mixers; sound-mixer units; microphones, headphones; loudspeakers; horn-type speakers, loudspeaker cabinets; cases for loudspeakers; foot pedals and foot switches for processing, amplifying or distorting sound; foot pedals and foot switches for processing, amplifying or distorting sound, being electric and electronic effects units for use with musical instruments; foot switches and effects pedals for use with electrical musical instruments; sustain pedals, expression pedals, delay pedals, all being electronic effects pedals; radios; MP3 players; portable and handheld digital electronic devices for recording, organizing, transmitting and processing audio, data and video files and electronic accessories therefore; docking stations; stands specially adapted to hold MP3 players; stereo amplifier and speaker base stations; CD cases, DVD cases and cases adapted for MP3 players; computer games; interactive DVD games; computer software for recording sound; electronic tuners; amplifier tuners; computer software for tuning instruments; remote control apparatus; apparatus for controlling amplifiers; computer software; computer software for controlling amplifiers; application software; application software for sound recording, manipulating, amplifying, reproducing and transmitting apparatus; computer software for sound recording, manipulating, amplifying, reproducing and transmitting apparatus; audio processing apparatus; speakers; speakers [audio equipment]; software to control and improve audio equipment and sound quality; audio playback software; firmware; computer firmware; interactive computer software; apparatus for the processing of sound; downloadable musical sound recordings; sound data file; data transmitting apparatus; software for remote diagnostics; computer software for communicating with users of hand-held computers; sunglasses; spectacle cases; mousemats; magnets; audio cables; monitor speakers; wireless speakers; portable speakers; personal speakers; soundbar speakers; smart speakers; mobile apps; mobile software applications for use with audio devices; mobile software applications for use with loudspeakers, headphones and music amplifiers; mobile device management software; mobile device management software for use with audio devices; mobile device management software for use with loudspeakers, headphones and music amplifiers; protective covers for loudspeakers, headphones and music amplifiers; downloadable electronic publications; downloadable electronic publications in relation to audio devices and music amplifiers; downloadable digital music; parts and fittings for all aforesaid the goods