Earphones; Headsets; Art kit for use in assembly of art installation that creates a kaleidoscope painting of moving patterns and changing colors consisting of a custom designed incandescent/LED lamp with interchangeable colored glass filtered lenses, glass crystals with custom designed sterling silver bails, plastic mounting hooks, filaments for suspending crystals, a remote control for light color and dimming preferences, micro-fiber cleaning cloths, and instructions; Covers for smartphones; Desk or car mounted units incorporating a loudspeaker to allow a telephone handset to be used hands-free; Electronic advertisement boards featuring a neon lamp; Electronic control gears (ECGs) for LED lamps and light fixtures; Loud speakers; Mobile phone chargers; Multi-function electronic device for use in children's rooms comprising a sound producing function, temperature gauge and also including a clock and nightlight; Optical lamps; Projector lamps; Smart watches; Waterproof cases for smart phones; Wireless chargers; Wireless microphones with integrated speakers; Wireless speakers