The Swann 4 Camera 8 Channel 4K Ultra HD Professional Home NVR Security System is a cutting-edge security solution designed to redefine crime prevention in your home. It features an 8-channel NVR with a 2TB hard drive and four 4K bullet cameras equipped with heat and motion sensing capabilities. The system supports controllable sensor spotlights with red and blue flashing lights to deter intruders, offers stunning 4K Ultra HD video quality, and includes free recording to retain video for up to 12 months. It's weatherproof, supports true detect heat and motion sensing for reliable alerts, and provides smart video analytics. This system is compatible with the Swann Security App for convenient monitoring and control.Prevent CrimeControllable sensor spotlights with red & blue flashing lights deter intruders4K Ultra HDState-of-the-art video to see faces, license plates, close ups & moreTalk & Listen2-way audio to greet guests or warn intruders with siren & sound alertsWeatherproofCameras wo