Audio adapter cables; Audio adapter plugs; Audio amplifiers; Audio cables; Audio electronic components, namely, surround sound systems; Audio equalizer apparatus; Audio headphones; Audio interfaces; Audio mixers; Audio mixing consoles; Audio recorders; Audio speakers; Guitar amplifiers; Amplifiers; Audio processing equipment, namely, limiters and compressors; 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 associated with all of the foregoing equipment; Digital signal processors; Distribution amplifiers for audio and video signals; Downloadable software to control and improve audio equipment sound quality; Downloadable computer software for controlling the operation of audio and video devices; Downloadable computer software to control and improve computer and audio equipment sound quality; Downloadable computer programs for editing images, sound, and video; Downloadable computer software for creating music videos; Downloadable computer software for manipulating digital audio information for use in audio media applications; Electronic products for the manipulation of the frequency, time, and amplitude characteristics of audio signals, namely, audio processors; Equalizers being audio apparatus; Guitar effects processors; Pedal boards for use with sound effect pedals for musical instruments; Signal processors for audio speakers; Sound recording and sound reproducing apparatus and instruments