Top features: - See who's at the door with alerts on your phone - Includes a Chime so you won't miss the doorbell - Save and review your video thanks to Cloud recording - Two-way audio allows you to speak to visitors remotely See who's at the door Keep track of what's happening around your property at all times with the Ring Video Doorbell Pro, which has customisable motion sensors and two way audio. When someone presses the doorbell, no matter where you are an alert will be sent to your smartphone, so that you always know who's at your house. With a camera that covers a full 180 degree field of view, the Full HD 1080p lens allows you to review your recordings in great quality. And because the Ring Pro Doorbell has an IR LED sensor, you can even see clearly at night.Includes a ChimeThe Ring Chime pairs wirelessly with the Doorbell, so you'll get both a smartphone notification and an audible alert. Ideal if you've left your phone in another room, the Chime can also be adjusted with a do not disturb function as well as adjustable volume controls. Save and review your video You receive a free 30 day trial of Ring's cloud storage feature, allowing you easy access to the video recorded by the Ring Video Doorbell Pro. Once this trial has finished, you can also subscribe for further access to the Cloud storage with both monthly and annual fees. Two-way audio In addition to video footage, the Video Doorbell Pro enables you to speak with visitors from your phone, using built-in speakers and microphone in the doorbell. This makes it even easier to communicate with visitors to your home for added security.Please note: Requires an existing hardwired doorbell.