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; Circuit boards; Electric switches; Electro-dynamic apparatus for the remote control of signals; Electronic key fobs being remote control apparatus; Keypads for electric garage door openers and closers; Portable photography equipm...