Features

Answer your door no matter where you are from your smartphone with 1080p HD day and infrared night video and two-way audio.
Experience long-lasting battery life, custom alerts, privacy settings, and more.
Get alerts when motion is detected or someone presses Video Doorbell. Connect to existing doorbell wiring or pair with a Sync Module (sold separately) to engage live view and two-way audio on demand.
Save and share clips — Securely store your footage in the cloud with a free 30-day trial of a Blink Subscription Plan. You can also back it up locally with a Sync Module 2 and a USB drive or Sync Module XR and a MicroSD card (all 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.
Set up yourself in minutes with the two included AA lithium batteries then connect to wifi in the app.
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, 2 AA 1.5V Lithium Batteries, 4 Screws, 1 Case Opening Tool. Does not include Sync Module 2 which can be found in all “Systems” above (recommended for optimal use while on battery).

Specs

In the Box:

Blink Video Doorbell — Two-way audio, HD video, long-lasting battery life, wired or wire-free install, motion detection, chime app alerts, Works with Alexa