🚪 Open the Door to Smart Living! Easily interact with visitors using Alexa voice commands. Choose between wired connection or wire-free installation. Save and share clips with a free 30-day trial of Blink Subscription Plan. Receive motion alerts and answer your door from your smartphone. Monitor your home with 135° field of view and infrared night vision. 1080p HD video Two-way audio Up to 2 years battery life The Certified Refurbished Blink Video Doorbell offers a seamless blend of security and convenience, featuring 1080p HD video, two-way audio, and customizable alerts. With options for wired or wire-free installation, this doorbell is designed to fit any home. Enjoy peace of mind with long-lasting battery life and Alexa compatibility, all backed by a limited warranty.