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, smart phones, mobile phones; Battery chargers for use with cell phones, smart phones, mobile phones, earphones, headphones, speakers; Battery chargers for use with telephones; Chargers for batteries; Battery chargers; Wireless chargers; Solar-powered battery chargers; Battery chargers for tablet computers; Battery chargers for laptop computers; Battery chargers for mobile phones; Battery chargers for home video game machines; Smartphone battery chargers; Cell phone battery chargers; Wireless battery chargers; Cell phone battery chargers for use in vehicles; Chargers for smartphones; USB chargers adapted for car cigarette lighter sockets; Electric charging cables; Headphones; Earphones; Wireless speakers; Audio cables; USB cables; Micro USB cables; Wireless charging pads for smartphones