3D spectacles; Adapter plugs; Audio headphones; Battery testers; 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; Cell phone battery chargers; Cell phone cases; Display screen protectors for providing shade and privacy specially adapted to electronic devices, namely, laptops, cell phones, personal digital assistants; Earphone accessories, namely, earphone cushions, earphone pads, cord management systems, earphone cases, and earphone extension cords; Head-clip cell phone holders; Loudspeakers, headphones, microphones and CD players; Mobile phone cases featuring rechargeable batteries; Protective covers and cases for tablet computers; Spectacles, frames and cases; USB charging ports; USB charging ports for use in vehicles; Protective covers and cases for cell phones, laptops and portable media players; voltage, amperage, telephone lines, continuity testers