1. MP3 Player Originally made in 1993 MP3 player file 11 times smaller than CD file Alfred Marshall Mayer reported that a tone could be rendered inaudible by another tone of lower frequency is directly descended from OCF and PXFM through 1994 to the late 1900’s MP3 player’s started to spread on the internet YouTube - Noxx Mp3 player Commercial

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3. launched October 23, 2001 classic, touch, nano, shuffle All of the models have been redesigned multiple times The most recent one was redesigned September 1, 2010 Company= Apple By plugging your iPod in your charger, you can download/buy music to get on your iPod so you can listen to it (buying it on iTunes. iTunes also transfers photos, videos, games, contact information, e-mail settings, Web bookmarks, and calendars. The name iPod was proposed by Vinnie Chieco, a freelance copywriter, who (with others) was called by Apple to figure out how to introduce the new player to the public. comercial IPods

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5. Zunes Zune is an entertainment platform and portable media player made by Microsoft The zune marketplace offers music, TV shows, movies, podcasts, and music videos The Zune software is used to manage the Zune, and runs exclusively on Windows FM radio is on all zune devices YouTube - zuneYouTube - zune Zune’s primary competitor is the Apple iPod product line Zune’s first zune came out on November 14, 2006 Zune's primary competitor is the Apple iPod product line. [9]AppleiPod [9]

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7. MP3 Player iPod Zune Music FM radio Tv shows, music videos, podcast, movies Different styles Descended from OCF and PXFM Touch screens (except nano and shuffle) Windows Microsoft Apple company Site for music Started in 1993 Started in 2001 Started in 2006 11 times smaller than a CD file