Video Doorbell - HD, Two-way Audio, Wired or Wireless (Black) 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, customised alerts, privacy settings and more.Get alerts when motion is detected or someone presses. Connect to existing doorbell wiring or pair with a Sync Module (sold separately) to engage live view and two-way audio on demand.Choose to save and share clips in the cloud with a free 30-day trial of? Subscription Plan or locally with the Sync Module 2 and USB drive (each sold separately).Designed for every home, go wire free or connect to existing doorbell wiring to also sound your current indoor bell. Without wiring, you can use yourcamera (sold separately) as an indoor plug-in chime.Set it up yourself within minutes, with the two included AA lithium batteries, and then connect to Wi-Fi using the app. The newly designed internal battery seal provides IP54 weather resistance rating.Works with Alexa: receive alerts and