K2 HD

Class [009]
Earphones; headphones; downloadable computer programs equipped with headphone amplifiers and audio devices for enabling the creation of high-quality audio sound; downloadable computer programs for use in controlling and improving sound quality of audio equipment; downloadable computer programs for streaming, downloading, playing and sharing music; recorded computer programs equipped with headphone amplifiers and audio devices for enabling the creation of high-quality audio sound; recorded computer programs for use in controlling and improving sound quality of audio equipment; recorded computer application software equipped with headphone amplifiers and audio devices for enabling the creation of high-quality audio sound; recorded computer application software for use in controlling and improving sound quality of audio equipment; recorded computer software equipped with headphone amplifiers and audio devices for enabling the creation of high-quality audio sound; recorded computer software for use in controlling and improving sound quality of audio equipment; downloadable computer application software equipped with headphone amplifiers and audio devices for enabling the creation of high-quality audio sound; downloadable computer application software for use in controlling and improving audio sound quality of audio equipment; downloadable computer application software for streaming, playing and sharing music; CD players; audio speakers; portable speakers; soundbar speakers; wireless speakers; digital signal processors; digital to analog converters (DACs); analog to digital converters (ADCs); digital audio players; digital audio recorders; digital video players; digital video recorders; digital audio and video recorders and players; television receivers [TV sets]; television monitors; television tuners; radios; stereo amplifiers; sound amplifiers; audio amplifiers; audio receivers; video receivers; headphone jack adapters; earphone jack adapters; audio cables; video cables.