Amplifiers, AM/FM radios, cassette player/recorders and double cassette player/recorders; AM/FM radio cassette player/recorders and AM/FM radio double stereo cassette recorders; cassette tape player/recorders; stereo dual cassette player/recorders with key controller; compact disc players and five band equalizer; sound-mixer double cassette player/recorder with radio; compact disc players with dual cassette deck player/recorder; dvd player/recorder and accessories therefor; namely digital key controllers; speakers; microphones, microphones with detachable cords and wireless microphones; headsets; cassette tapes, compact discs and dvds featuring music or sound bites; sound cards; blank cassettes and dvds, ROM packs; and cleaning kits for cassette players, compact disc players and related equipment, containing cassettes with abrasive tape to clean tape heads, carbon-fibre brush, compact disc brushes with cleaner fluids, compact disc cleaner, cassette cleaner and tape head/stylus/compact disc cleaning fluids; and television sets