Headphones; Microphones; Apparatus for transmitting and reproducing sound or images; Apparatus for wireless transmission of acoustic information; Audio cables; Audio mixers; Audio- and video-receivers; Binaural microphones; Cases for music, audio and related electronic equipment, namely, cases for audio tuners, audio receivers, amplifiers, tape players, compact disc players, MP3 controllers/players, audio mixers, audio speakers in the nature of music studio monitors, microphones, audio speake...