Calculating machines; 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; Computer network adapters, switches, routers and hubs; Earphone accessories, namely, earphone cushions, earphone pads, earphone cases, and earphone extension cords; Eyewear accessories, namely, straps, neck ...