The NDB322-W Wi-Fi Video Doorbell from LT Security offers comprehensive protection for your front door. With advanced AI technology, it has the ability to detect and respond to human presence. You can easily chat with visitors and monitor your doorstep day and night through your smartphone, thanks to its 170-degree vertical field of view and 16 feet night vision range. This camera also supports dual-band Wi-Fi and stores footage using a microSD card, with a capacity of up to 256 GB. Its compatibility with Platinum NVRs/DVRs/app and its inclusion of angled mounting plates, as well as its built-in mic and speaker, make it a reliable choice for any household.