Augmented reality headsets; virtual reality headsets; light emitting diode (LED) displays; blank USB flash drives; blank flash memory cards; network routers; digital door locks; digital signage display panels; semiconductors; battery chargers for portable phones, tablet computers and portable computers; video projectors; set-top boxes; smart watches; solid state drives; smartphones; protective covers for smartphones; audio speakers; audio electronic components, namely, surround sound systems; wearable computers in the nature of smart watches and smart glasses; ear buds; electric sensors; wearable activity trackers; rechargeable electric batteries; cameras; computers; computer monitors; computer software, recorded or downloadable; tablet computers; televisions; headphones; portable computers; mobile telephones; electronic pens for visual display units.