Radios; radio receivers; radio receivers with clocks, tuners, audio amplifiers, units for audio equipment, remote control units for receivers, remote control units for amplifiers, loud speaker systems, equalizers, sound recording and reproducing machines, loudspeakers for stereophonic and monophonic sound reproduction, speakers, compact disc players, compact disc recorders, compact disc changers used to change playback and selection of multiple compact discs, remote control units for compact ...