Definition for MP3

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A lossy digital compression coding format for audio, derived from the MPEG-1 and MPEG-2 formats. Audio compression can range from a data reduction ratio of 200:1 to broadcast quality (i.e., no noticeable audio degradation for the vast majority of listeners). MP3 streaming rates vary from 16 kilobit per second to 320 kilobits per second for stereo. Audio stored digitally in the MP3 format will have the .mp3 file extension.

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