MPEG-1 Audio Layer 2 (MP2, erroneously known as Musicam5) is an audio compression format with loss. Although MP3 has been replaced in personal computers and Internet applications, remains a dominant standard for audio broadcasting.
What are the differences between Mp3 and Mp2?
Both formats are used to reduce the size of audio files and simplify their storage and digital distribution. In middle and upper grades, both are similar, but the MP2 is a compression format that is used routinely in DAB digital radio and DVB digital television (DTT something like radio). That is, is widely used for business purposes.
In personal computers and the Internet, however, has set the MP3 format because it allows more weight reduce file without noticeable loss of quality great.
* Mp2 sampling frequencies: 32, 44.1 and 48 kHz
* Mp2 bitsdel rates: 32, 48, 56, 64, 80, 96, 112, 128, 160, 192, 224, 256, 320 and 384 kbit / s
The PRO2 Mp3Doctor can normalize mp2 format matching the volume, not only with other files mp2, sinmo with mp3, m4a, aac, ogg, flac, etc.
It is important to have the option of normaliz <ar different audio formats, each has its specific use that often can not be replaced by another or maybe for some reason is the most recommended for use when it is being spent.
So Mp3Doctor PRO2 has included various formats MP2, because many users have requested.
What is MP2
Mp2 is short for MPEG-1 Layer 2 and mistakenly known as music, this is an audio compression format with loss but replaced with a new format like mp3 and is still being used in digital radio and digital audio.
What is MP3
Mp3 popularly known by that name, but his name is actually MPEG-2 Layer III this file is somewhat more complex as it is much better than its predecessor MPEG-II Layer 2, this compression has a much more defined audio which does not allow such a waste of space and enhances audio sound quality as well as storage in this format is much wider giving so many more songs can be stored on a CD unlike his predecessor already mentioned.
What is MP4
It is a format for storing digital audio and video to others is much faster in downloading and storage of data.
Supported formats and incompatible with the iPod:
iPod can play songs encoded with these codecs:
MP3 (32 Kbps to 320 Kbps)
Variable bit rate (VBR) MP3
These components require iPod software 1.3 or later:
M4A AAC *
M4P AAC (Protected) *
M4B AAC (spoken text files from iTunes Store) *
The following components require iPod software 2.2 or later or iPod mini 1.1 or later:
Apple Lossless Encoder
* Requires iTunes 4 or iTunes 4 for Windows. AAC files also need the latest update iPod software.
Tracking frequencies compatible
iPod can play songs with these speeds and tracking all codecs supported:
iPod can not play songs that use these audio formats:
WMA and protected WMA
any other format that is not in the list of supported codecs
Therefore mp2 is not directly compatible with the iPod.