Retail store services and/or online retail store services featuring handheld hard disk drive-based unit for playing movies, video programs, voice recordings and music, head phones, electrical power supplies and connection cables for use with the handheld hard disk drive-based unit

Handheld hard disk drive-based unit for use in playing movies, video programs, voice recordings, and music, for use utilizing data uploaded to unit; head phones, electrical power supplies and connection cables for use with handheld hard disk drive-based unit for use in playing movies, video programs, voice recordings, and music utilizing data uploaded to unit