Main Page | See live article | Alphabetical index mp3PRO is an audio compression algorithm (a.k.a. codec) capable of greatly reducing the amount of data required to reproduce audio, while sounding like a faithful reproduction of the original uncompressed audio to the listener. More information about this audio format can be found at mp3PRO.com and mp3PROzone.com. This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.