已过期Ring Alarm Security Kit Home Automation Security Pack
Features: When armed, the Ring Alarm security kit sends instant alerts to your phone and tablet whenever doors or Windows open and when motion is detected at home. It's fully customizable and expands to fit any house or apartment. And the free Ring app puts your entire home security system at your fingertips. With optional 24/7 professional monitoring for only 10 dollars a month, whole-home security has never been this affordable.