MP3 players come in many different brands and with many different options, but all have a common purpose: Personal audio enjoyment. Learn more about top MP3 players, how they work and how online music technology works with them.
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By Kevin Bonsor , Jeff Tyson & Craig Freudenrich, Ph.D.
We can transform musical sounds into numbers and record them digitally, although the files can be very large and take over your storage space. That's where the MP3 format comes in. Learn what MP3 files are and how they work.