Batteries and battery chargers; Cameras; Cases for smartphones; Earphones and headphones; Electric sensors; Headsets for telephones; Headsets for use with computers; Multifunction keyboards; Multiple purpose cameras; Power adapters; Power switches; Protective films adapted for smartphones; Screen protectors comprised of tempered glass adapted for use with portable electronic devices; Screen protectors comprised of plastic adapted for use with portable electronic devices; Smart rings; Smartgla...