Ring Video Doorbell 2nd Gen by Amazon - rechargeable battery-powered, Wi-Fi doorbell security camera with Two-Way talk, full HD video, motion detection, night vision
 

• 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.
• Easily setup by connecting your Ring Video Doorbell to wifi through the Ring app and mounting with the included tools.
• Get even more out of all your Ring devices with Protect Plan (subscription sold separately), a comprehensive service that lets you review what you missed. See, save, review and share the moment you missed.
• With Control Center, you can add and remove authorized client devices, shared users, and select linked accounts–all from one place on your phone, tablet, or PC.