Head-to-Toe Video: With a 166° ultra wide angle and 9:16 vertical view, the doorbell camera provides a complete view of your doorstep, from head to toe. Never miss a visitor or package again.（For optimal performance, we recommend installing your doorbell at a height of approximately 40 inches (100 cm)） Local Storage, No Monthly Fee: Keep your footage secure and private with local storage. Store recordings on a microSD card with up to 32 GB capacity, eliminating the need for monthly subscription fees and ensuring your data remains under your control. AI Human Detection/2K Full HD Clarity - Advanced human detection technology minimizes false alerts by focusing on detecting people, not animals or shadows. Receive timely notifications with clear pictures of actual visitors.2K Full HD Clarity: Experience stunning 2K Full HD video that captures every detail. See who's at your door and what they're doing with exceptional clarity. Remote Control and Two-Way Voice: Communicate with visitors from anywhere using the doorbell camera's two-way voice function. Stay connected and in control of your home security.(Supports voice-change function) Easy to install and power: With a built-in 5,200 mAh battery, this doorbell is super easy to set up and place wherever you like—no need to worry about messy wiring. You can get it up and running in just 1-2 minutes., Manufacturer: Eaula Videns