Question

what type of file does .mp3 extension represent
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Answer 1

Answer:

MP3 (formally MPEG-1 Audio Layer III or MPEG-2 Audio Layer III) is a coding format for digital audio.

Answer 2

Answer:

The MP3 audio file is an MPEG audio layer 3 file format. The key feature of MP3 files is the compression that saves valuable space while maintaining near-flawless quality of the original source of sound. This compression makes the MP3 very popular for all mobile audio-playing devices, particularly the Apple iPod.