9 Digital materials, namely, CDs, DVDs, downloadable audio files, and audio digital tapes featuring music, musical instruction, musical technique, and music theory; compact discs featuring music, musical instruction, musical technique, and music theory; downloadable electronic publications in the nature of instruction books, technique books, theory books, song books, tablature, and sheet music in the field of music and musical instruction; downloadable software for use in musical instruction; downloadable multimedia files containing artwork, text, audio, video, games, and Internet Web links relating to music, musical instruction, musical technique, and music theory; downloadable musical sound recordings; downloadable video recordings featuring music, musical instruction, musical technique, and music theory; apparatus for the recording, transmission, amplification and reproduction of sound; musical accessories, namely, metronomes, amplifiers, electronic effect pedals for use with sound amplifiers, electrical pickups for use with musical instruments, adapters, connectors; downloadable music lessons, namely, downloadable audio and video material featuring music lessons