We’ve put three such systems to the test. While each product is based on slightly different technology, the cameras in all three systems are outfitted with motion detectors ( so they can record a video clip whenever something moves in their field of view) and night vision ( so you can see what’s happening even in complete darkness) .Each system allows you to monitor a collection of cameras from the locationthey’ve been deployed, or from anywhere you have Internet access anda computer, smartphone, or tablet. All three systems can record video clips toa hard drive for archiving purposes.
