Amazon has the Ring Wi-Fi Enabled Video Doorbell in satin nickel, antique brass, polished brass, or venetian bronze for $99.99 (was $139) with Free Shipping for a limited time.

Ring offers a motion-activated camera, two-way audio and brilliant HD video, so you’ll never miss a visitor again. See, hear and speak to anyone at your door in real time from your smartphone, tablet or desktop. Day or night, rain or shine—you’re always home.