An i phone Demo

iPod-portable media players

iPod is a brand of portable media players designed and marketed by Apple Inc. and launched on October 23, 2001 (2001-10-23).Apple's iTunes software can be used to transfer music to the devices from computers using certain versions of Apple Macintosh and Microsoft Windows operating systems.For users who choose not to use Apple's software or whose computers cannot run iTunes software, several open source alternatives to iTunes are also available.

iTunes and its alternatives may also transfer photos, videos, games, contact information, e-mail settings, Web bookmarks, and calendars to iPod models supporting those features. As of September 2008, more than 173 million iPods had been sold worldwide, making it the best-selling digital audio player series in history.