- CBS News, Thursday, April 14, 2016 9:05 AM
A California company has come up with a high-tech way to find out who's at the door and to keep criminals away. The Ring Video Doorbells let people see, hear and talk to visitors, even
when the homeowner is away. They are already used in more than 300,000 homes and are keeping criminals away in one neighborhood, reports CBS News correspondent Chris Martinez. False alarms,
deliveries, stolen packages, attempted burglaries and even romantic serenades are all being captured by the Ring Video Doorbell. When visitors press the doorbell -- or set off the system's motion
detector -- it sends an alert to the homeowner's smartphone.
Read the whole story at CBS News »