GoKawiil
Tech News
Ring states its video doorbells have a standard maximum motion detection range of about 30 feet (9 meters), though larger objects like passing cars can trigger alerts from farther away. Other brands publish shorter maximum ranges, and actual performance depends on camera sensitivity, mounting location, surroundings and software settings rather than visibility alone.
Researchers built a biologically informed motion-detection model, based on elementary motion detectors used to study cuttlefish hunting displays, to test how butterfly wing patterns affect motion perception. The model simulated bird-like visual limits, including spatial acuity and flicker fusion frequency, at viewing distances scaled to butterfly size. Video recordings of butterflies were filtered to match what a bird predator would actually be able to see before initiating an attack.
A veteran smart-home reviewer tested AI-generated text notifications from Apple Home, Amazon (Ring), and Google (Nest) security camera systems, comparing how fast each sent alerts and how accurate and useful the descriptions were. The review notes Apple charges up to three times more than its competitors for this AI notification feature.
Amazon is currently selling the Ring Indoor Cam Plus for $29.99, down from its $59.99 list price, a 50% cut that matches the biggest discount seen on the device this year. The camera offers 2K video, customizable motion zones, two-way talk with noise cancelation, and a built-in remote-activated siren, and carries a 4.6-star rating.