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She made our lives safe. Very safe. Brown’s system had a set of 4 peep holes and a camera that could slide up and down to look at each one. Anything and everything the camera picked up would appear on a monitor. Also, a resident could unlatch the door by remote control. The system included a device that enabled a homeowner to use a television set to view the person at the door and hear the caller’s voice.
10 Inspiring Women Inventors You Probably Didn’t Know About
She made our lives safe. Very safe. Brown’s system had a set of 4 peep holes and a camera that could slide up and down to look at each one. Anything and everything the camera picked up would appear on a monitor. Also, a resident could unlatch the door by remote control. The system included a device that enabled a homeowner to use a television set to view the person at the door and hear the caller’s voice.