Your Front Door is a Busy Place With the built-in battery, this doorbell is easy to install and fits almost any door. Choose a wired connection if you prefer continuous power. Catch the finest details with 2K Resolution and Color Night Vision and always know who's there with Person Detection. Keep your video recordings where they belong, private and in your control with the local pre-installed 32GB MicroSD (upgradable to 256GB) with no recurring monthly fees. Battery-Operated Easily install almost anywhere thanks to the built-in battery. Use the included wedges to get that perfect viewing angle. Wired Connection If you prefer continuous power, use wired connection to keep the doorbell's battery charged. Requires 8 - 24 VAC. Battery Life Get up to 600 events of battery life per charge. To recharge, simply remove the doorbell from the bracket and connect to a power source using the charging cable. Impressive Clarity, Day and Night Get the best view with impressive 2K video quality and Color Night Vision (ambient light required). When light is limited, you can always rely on IR Night Vision, which produces clear black and white video. Welcome Home Fumbling for your keys in the dark? Shed light on your doorstep with the motion-activated LED Nightlight. Get Alerts That Matter Know who's there with Person Detection, which will send mobile notifications when someone arrives on your property. Answer Instantly Answer your door from anywhere with 2-Way Talk. If you're busy, have Quick Response speak for you. Choose pre-set or personalized voice messages to welcome or instruct visitors. Keep Your Video Recordings Private Your security camera records countless hours of you and your family. Keep your video footage private and in your control with the pre-installed 32GB MicroSD. Access all camera features, recordings, and settings at no recurring monthly fees. Stay Connected On-The-Go with the Lorex App App Your doorbell will always be within reach with help from the Lorex App. This versatile app allows you to remotely access your Lorex cameras so you can easily view live videos, customize your system settings, playback recorded motion events, and more.