MP2 is a short form of MPEG Audio Layer 2, and it is also used as a file extension for files containing audio data of this type. While it has largely been superseded by MP3 for PC and Internet applications, it remains a dominant standard for audio broadcasting as part of the DABdigital radio[?] and DVBdigital television standards.
For details and a short historic introduction to MP2, see MP3.
... the Great Lakes
William Clark, (1770-1838), with Meriwether Lewis led the first American expedition to reach the west coast.
Christopher Columbus, (1451-1506), reached ...