megaphones; microphones; notebook computers; headphones; laptop computers; smartphones; tablet computers; cell phones; headsets; portable speakers

market studies; advertising; online advertising on a computer network; presentation of goods on communication media, for retail purposes; providing commercial information and advice for consumers in the choice of products and services; marketing; provision of an online marketplace for buyers and sellers of goods and services; administration of consumer loyalty programs; consumer profiling for commercial or marketing purposes; influencer marketing