Mounting brackets adapted for computer monitors; Mounting brackets adapted for computers; Mounting devices for cameras and monitors; Mounting devices for monitors; Mounting devices for photographic equipment; Mounting racks for computer hardware; Mounting racks for telecommunications hardware; Mounts and mounting brackets adapted for audio speakers with swiveling bases therefor; Adjustable smartphone and PC tablet stabilizers and mounts; Camera mounts and supports; Camera lens mounts; Computer mounts; Desk or car mounted units incorporating a loudspeaker to allow a telephone handset to be used hands-free; Electrical voice intracommunications systems comprising control stations, interface modules, frames, controller cards, connectors, power supplies, panels and mountings for use in the production of live musical performances, theatre, and other live events; Head-mounted video displays; Head-up displays for use in military and commercial aircraft, namely, fixed and helmet mounted transparent electronic displays for providing aircraft crew members with navigational and operational information; Optical devices, namely, eye pieces for helmet mounted displays; PC tablet mounts; Portable wrist-mounted digital electronic device for audio recording and audio playback; Smartphone mounts; Television screen protectors in the nature of acrylic shields to be mounted over television screens; Vehicle mounted GPS sensor for determining the rate of motion for a vehicle; Video displays mounted in eyeglasses; Wrist-mounted smartphones