MP3 players, will (have in some households) replace, vinyl (records), CD and Tape collections, along with the players that go with them.
They are so portable that they fit in your pocket, yet can hold thousands of music tracks, your business files, your computer backups, your itinary when traveling and much more.
This MP3 player eBook explains the beginnings of MP3 and where we are today.
Charles West has a very useful site if you are looking for audio equipment or products. You can even get your own branded version of this ebook by following instructions inside this ebook after download.