Smart Deterrence: A motion-activated LED warning light can be programmed to illuminate when a person or vehicle is detected. To deter unwanted guests, use 1 of 3 selectable options of remote-activated sirens Smart Motion Detection & Talk: Receive notifications on your Lorex Home app when a person, vehicle or face is detected on your property. With Two-Way Talk, a built-in mic and speaker allow you to listen and speak to visitors Color Night Vision: Experience enhanced nighttime clarity video evidence with Color Night Vision (ambient lighting required) and a wide-angle 105° field of view. In darker regions, our long-range IR night vision provides clear black and white images HD 4k Camera System: Our cameras provide 4K video, realistic color representation, and superior digital zoom capabilities. See the difference with improved clarity in high-contrast lighting, revealing details in extremely bright and darks areas Outdoor Security System: Aluminum Alloy housing on cameras