Digital audio and video recorders and players; Digital audio players; Digital audio tape players; Digital audio tape recorders; Digital book readers; Digital entertainment systems for watching, storing and sharing digital content on a home computer network; Digital media hubs; Digital media receivers; Digital media servers; Digital media streaming devices; Digital music downloadable from the Internet; Digital music system that synchronizes digital music files stored on a home unit and a car unit; Digital music systems that synchronizes digital radio files stored on a home unit, a car unit, or portable unit and that may be backed up to an internet depository; Digital phones; Digital signage; Digital signs; Digital telephones; Media players; Portable media players; Viewing devices, namely, digital photograph viewers, 3D digital photograph viewers, underwater digital photograph viewers, underwater 3D digital photographs viewers, underwater LCD displays, underwater enclosures for LCD displays and underwater enclosures for video players