This doorbell features a 3:4 aspect ratio, motion detection, and smart alerts. It records and live streams video, and you can receive instant push notifications when someone rings the doorbell. The doorbell is weather-resistant and has a built-in speaker and microphone. Price drops from $29.99 to just $17.99. Shipping is free with Amazon Prime or is otherwise a flat $6 per order.

This is a refurbished item.