Ring Video Doorbell Pro (8VR4P6-0EU0) - 1080p HD Video, Live Video, Night Vision, Two-way Audio with Noise Cancellation, Advanced Motion Detection with Adjustable Motion Zones, 160 degrees Field of View, Weather-Resistant, 802.11 b/g/n Wi-Fi connection @ 2.4GHz and 5.0GHz, Requires a 16-24 VAC transformer