Evaluating Ring Security Cameras 

Ring Camera System Top 5 “Must Have” Features
https://www.thehomesecurityadvisor.com/ring-camera-reviews/

These features are:
Motion Activated – The Best Security Cameras have motion sensors that trigger when the camera records
Resolution – Modern security cameras typically offer 1080P resolution.
Night Vision – Top security cameras are equipped with infrared LED lights to illuminate images in low or no light conditions.
Field of Vision – The area that is covered by the camera…should be at least 120°.
Two-Way Talk – The ability to speak and hear through the camera is now a fairly standard feature.