If you take a look at MPEG-1 Audio Layer 3, which is the full name for MP3. You'll see that the 3 basically stands for layer 3. Or the 3rd layer.
MPEG-1 Audio Layer 3
Because you have a MP3 player that can only play MP3 audios, but M4A can't play on a MP3 player because M4A is an MPEG 4 and your MP3 player is a MPEG 3. The MPEG 4 is to powerful or high for the MPEG 3 (4 is bigger than a 3).
This is not possible. MP3 files are already heavily compressed. There's no way to fit the enormous amount of data that a 3 MB MP3 file would have into just 3 KB.
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mpeg layer 3
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No. MP3 is audio only. MPEG is the video version (MP3 stands for MPEG-1 Audio Layer 3, and is the audio part of MPEG video files)
1) Download Audacity. 2) Import the mp3 files in two separate channels. 3) Export the project as MP3.
MP3 (MPEG-1, Layer 3): MP3s are small, high quality audio files that can be played on MP3 players or software. An MP3 can be easily created using a home computer, a ripper program that copies a song from a CD to your computer, and an encoder that converts your music to MP3 format.
MPEG Audio Layer 3
mega pixel 3