Blink Video Doorbell + 1 Outdoor 4 smart security camera (4th Gen) with Sync Module 2 | Two-year battery life, motion detection, two-way audio, HD video, Works with Alexa

Answer your door from anywhere with Video Doorbell and help protect your home inside and out with our wire-free Outdoor 4 smart security camera.
See and speak from the Blink app Experience 1080p HD live view, infrared night vision, and crisp two-way audio.
Two-year battery life Set up yourself in minutes and get up to two years of power on each device with the included AA lithium batteries and Sync Module 2.
Enhanced motion detection with Outdoor 4 With our all-new Outdoor 4, enjoy a wider field of view and be alerted to motion faster with dual-zone, enhanced motion detection.
Save and share clips Choose to store events in the cloud with a free 30-day trial of the Blink Subscription Plan or locally with the included Sync Module 2 and USB drive (sold separately).
Designed for every home Connect to your doorbell wiring to sound existing in-home chime. Alternatively, get alerts on your smartphone, or use Blink Mini or Blink Mini 2 (sold separately) as an indoor plug-in chime, without wiring.
Works with Alexa Receive alerts and answer with two-way audio. When paired with a Sync Module (or wired with a compatible in-home chime), just ask Alexa to answer the front door.
Includes one Video Doorbell, one Outdoor 4 camera, one Sync Module 2, four AA lithium batteries, two mounting kits, one USB cable, and one power adapter.