Computer application software for mobile phones, namely, software for hd audio; Computer hardware and software systems for delivery of improved hd audio; Computer hardware for communicating audio, video and data between computers via a global computer network, wide-area computer networks, and peer-to-peer computer networks; Computer software for manipulating digital audio information for use in audio media applications; Computer software to control and improve computer and audio equipment sound quality; Digital materials, namely, cd's, dvd's, MP3's, streaming media, movies, videos, music, concerts, news, pre-recorded video, downloadable audio and video and high definition audio and video featuring improved hd audio; Digital media, namely, pre-recorded DVDs, downloadable audio and video recordings, and CDs featuring and promoting improved hd audio; Digital media, namely, pre-recorded video cassettes, digital video discs, digital versatile discs, downloadable audio and video recordings, DVDs, and high definition digital discs featuring improved hd audio.; Digital media, namely, cd's, dvd's, MP3's, movies, videos, music, concerts, news, pre-recorded video, downloadable and streaming audio and video and high definition audio and video featuring improved hd audio.; Downloadable MP3 files, MP3 recordings, on-line discussion boards, webcasts, webinars and podcasts featuring music, audio books in the field of entertainment and general subjects, and news broadcasts; Software to control and improve audio equipment sound quality; Sound recordings featuring improved hd audio