Encrypted video and audio files used on current DVD's (Digital Video Disk)
VOB files can contain three streams: audio, video (MPEG-2) and subtitles.
MIME type: video/dvd, video/mpeg
Learn more about M4V files:
Andoni Oconchubhair defines MPEG standards at Search SOA.
Our Video Glossary has brief definitions of video-related terms.
See our Fast Guide to CD/DVD for more information.
Search for answers to VOB-related questions at IT Knowledge Exchange.