Earphones; Apparatus that employs light concentrating optics to concentrate sunlight and to aid in the conversion of sunlight into electric and thermal energy; Batteries, electric; 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; Consumer electronic products, namely, audio ampl...