2K maximum camera resolution provides clear visuals of anyone or anything at the doorway Wi-Fi connectivity offers real-time access, letting you instantly view, communicate, and receive alerts from anywhere Works with Amazon Alexa for hands-free voice control and seamless smart home integration Motion sensors send you instant alerts when movement is detected, so you never miss a visitor, delivery, or unexpected activity Two-way communication allows you to talk directly with visitors in real time, adding convenience and security without opening the door Three AA lithium batteries (included) offer lasting power without the need for wiring Included wall mounting kit and drill template make it easy to install