Mobile phones; Smartphones; Earphones; Wireless headsets for smartphones; Televisions; Audio equipment for vehicles, namely, loud speakers for automotive audio systems; Sound bars; Audio speakers; Tablet computers; Electronic computers; Wireless routers; Virtual reality glasses; Downloadable computer software platforms for application development; Computer operating programs, recorded; Interactive touch screen terminals; Data processing equipment; Downloadable software to control and improve audio equipment sound quality; Wearable computers in the nature of smartwatches; Computer hardware and peripheral devices; Electronic interactive whiteboards; Electronic pens; Computer monitors; Apparatus for transmission of communication; Microphones; Sound recording apparatus; Portable media players; Camcorders; Virtual reality headsets; Smart glasses; Telepresence robots; Video projectors; Semiconductor chips; Electronic chips for the manufacture of integrated circuits; Electronic locks; Electronic door bells; Liquid crystal displays