Apparatus for recording, transmission, processing and reproduction of sound, images or data; Carrying cases, holders, protective cases and stands featuring power supply connectors, adaptors, speakers and battery charging devices, specially adapted for use with handheld digital electronic devices, namely, cell phones, MP3 players, personal digital assistants; Cases for mobile phones; Computer cameras; Computer docking stations; Computer network adapters, switches, routers and hubs; Computers a...