Ring Intercom Video + Quick Release Battery Pack + Charging Station Color:White or set the sensor to

or set the sensor to automatically sound your Ring Alarm siren when armed in Home or Away mode

so you can plug in your device for non-stop power

4x Alarm Contact Sensor (2nd Gen)

Use the additional 1m (3

Easy to install and with a compact design

Ring Intercom Video + Quick Release Battery Pack + Charging Station Color:White or set the sensor toUpgrade your compatible video intercom handset, so you can speak to whoever is at your building entrance and buzz them in using the Ring app (compatible intercom required). With an additional Quick Release Battery Pack and a Charging Station you can keep Ring Intercom Video powered up, around the clock. * Includes a free 30 day trial of Ring Protect.[1]