Digital video cameras; Optical glasses; Smart glasses; Head-mounted video displays; Computer printers for printing documents; Rangefinders; Electronic navigational and positioning apparatus and instruments; Amplifiers; Sun glasses; Cinematographic projectors; Computer display monitors; Virtual reality glasses; Solar batteries; Computer monitor frames; Laptop carrying cases; Wireless chargers; Laptop computers; Locks, electric; Stylus pens for touch screen devices; Security alarms; Laser rangefinders; Computer hardware and computer peripherals; Headphones; Mobile phone screen protectors; Electric navigational instruments; Mobile phone straps; Pressure measuring apparatus; Mobile phone chargers; Mobile phone covers; Downloadable virtual reality game software; Game headphones; Sports glasses; Wearable computers in the nature of smartwatches; Photographic cameras; Sound and picture recording apparatus; 3D spectacles; Protective cases for cell phones; Body fat scales for household use; Digital door locks; Electronic collars to train animals; Electron microscopes; Mouse pads; Video projectors; Electric adapter cables; Computer mouse; Portable power chargers; Surveying apparatus and instruments; Virtual reality goggles; Antenna amplifiers; Wearable cameras; Tablet computers; Charging stations for electric vehicles; Batteries and battery chargers; Adapter plugs; Electric door bells; Headphone cases; Car video recorders; Notebook and laptop computers; Laser document printers; Wearable computers in the nature of smartglasses; Cell phone cases for bicycles; Contact lenses; Digital cameras; Audio adapter plugs; Wireless charging mouse pads; Walkie-talkies; Telescopes; Computer monitors; Stereo headphones; Microphones; Mobile phones; Rangefinders for golf; Cell phone cases; LCD projectors; Gas alarms; Camera tripods; Computer monitor mounts; Smartwatches; Virtual reality headsets; Wireless headphones; Microscopes; PC tablet mounts