(MPEG-1 Audio Layer III) know as MP3 is an audio compression technology that revolutionized the digital music.
It was Derived from the audio sections of the MPEG-1 and MPEG-2 video specifications, MP3 is used to compress CD-quality sound by a factor of roughly 10,
again, which still retains most of the original fidelity.
For example, if a 40MB CD track is to be turned into an MP3 automatically it becomes approximately a 4MB MP3 file.
WHERE THEY ARE BEING PLAYED AND HOW
The MP3 files are played on the computer via a media player software, like that of iTunes and Windows Media Player, it’s also played in iPods and audio equipment.
It is said that MP3 sound quality cannot fully match the original CD, which can be true because audiophiles complain very much bitterly,
but millions of the people who uses it considers it “good enough” because they can pack thousands of songs into a tiny pocket-sized device like their mobile phones.
How To Open An MP3 File
Statistically, MP3 is the most widely used audio file format so because of its wide range use, all or almost all the audio playback applications are able to open an MP3 file.
People who uses Windows and macOS are able to play MP3 files right out of the box without having to install any of the third-party software.
In Windows 10, the MP3s are played by default in the Windows Media Player, and in macOS, they’re played via iTunes.
To do this, all you need to do is start by double-clicking on the MP3 file you want to listen to and then by default, your audio player should open the file and start to play.