9 Blank compact disc read only memory, blank digital video disk read only memory, blank recordable compact discs, blank recordable digital video discs, compact disc recordable drives, compact disc readable/write-able drives, blank computer discs, digital video disc drives, compact disc drives, digital video players, compact disc players, MPEG Layer 3 players, Loud speakers, home theater systems, comprised of displayers, speakers, amplifiers, VCR/CD/DVD players, VCR/CD/DVD recorders, HUB, media center, sold as a unit; audio-video systems, comprised of displayers, speakers, amplifiers, and VCR/CD/DVD players; digital audio tape recorders, digital video recorders, duplicator for CD, duplicator for DVD, digital cameras, computer mouse, computer keyboard, combination CD and DVD drives for computers; and computers