Audio headphones; Backpacks especially adapted for holding laptops and notebook computers; 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 speakers, compact discs, audio tapes, portable computers, antennas, phonographic record players, audio recording equipment, and the cables ...