Audio-receivers and video-receivers; Bass speakers; Battery chargers for use with telephones; Blank flash memory cards; Blank USB flash drives; Car videorecorders; Cases adapted for mobile phones; Cell phone cases; ; Communications headsets for use with communication radios, intercom systems, or other communications network transceivers; 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 depo...