By combining our latest N842 Series NVR and four 4K Smart Active Deterrence cameras, this security camera system will provide you a high quality recording and the smartest features to protect your property. Featuring Smart Motion Detection Plus, Active Deterrence LED light and siren, two-way talk audio, this system is designed to stop potential events before happen. The NVR also includes a 2TB hard drive for private local recording with no monthly fees and is easily connected to our Lorex Home App for easy remote viewing and smart motion notifications. As part of the Lorex Fusion™ collection, you can add up to 2 Lorex Wi-Fi products such as, Wi-Fi cameras, doorbells and floodlights. If you are looking to protect your home, small business or commercial property, this powerful security camera system will have you covered.