Features:

• 1080p HD video doorbell with enhanced features that let you see, hear, and speak to anyone from your phone, tablet, or PC. 
• An update from the original Ring Video Doorbell, enjoy improved motion detection, privacy zones and audio privacy, and crisper night vision. 
• Receive mobile notifications when anyone presses your doorbell or triggers your built-in motion sensors. 
• Powered by the built-in rechargeable battery or connects to existing doorbell wires for constant power. 
• With a Ring Protect Plan (subscription sold separately), record all your videos, review what you missed for up to 180 days, and share videos and photos. 
• Pair with select Alexa-enabled devices to enable announcements and two-way talk for convenient in-home monitoring.