Binoculars; Headphones; Smartwatches; Touchscreens; Computer keypads; Digital photo frames; Distance measuring apparatus; Electronic calculators; Laser rangefinders; Network routers; Rangefinders for golf; Spotting scopes; Vehicle safety equipment, namely, an on-board vehicular surveillance system comprised of cameras and monitors for exposing and eliminating the blind spots on both sides of the vehicle; Vehicle safety equipment, namely, back-up sensors and cameras; Wireless routers