This camera offers 1080P HD resolution, motion detection, and two-way audio. It can be used as an indoor plug-in chime for Blink Video Doorbell and can save and share clips with a free 30-day trial of the Blink Subscription Plan or locally with the Sync Module 2. Price drops from $49.99 to $29.99. Shipping is free over $35 or free for Prime members.