telescopes; cell phone cases; computer peripheral equipment; gender changers for earphones; smartphone holders; USB chargers; wireless chargers; stands adapted for tablet PCs; holders adapted for cell phones and smartphones; USB chargers adapted for car cigarette lighter sockets; wireless battery chargers; headphones; ear pads for headphones; adapter cables for headphones; headphone organizers; downloadable multimedia files containing videos relating to video games authenticated by non-fungible tokens [NFTs]; headsets for playing video games; in-car telephone handset cradles; music headphones; wireless headphones with built-in radio; wireless headsets