The Swann 4 Channel Wi-Fi NVR Security System is designed to protect and detect suspicious movement at, small businesses and large homes. 4K Ultra HD recording 87° viewing angle True Detect heat and motion sensor Night2Day colour night vision up to 10m Police-style red and blue flashing lights, spotlights and sirens 2-way audio 1TB hard drive IP66 rated weatherproof design Works with Google Assistant and Amazon Alexa Your security enforcer Defend your property and deter intruders with motion-activated red & blue flashing lights, spotlights and sirens. Ultra-impressive 4K Video in pro-quality Ultra HD to see everything that’s happening live or in playback mode, plus you can zoom in close to see car license plates, faces and so much more. SwannNet Wi-Fi connection The NVR plugs into power and connects to your internet router via the included network cable or Wi-Fi. SwannNet allows you to select whether each camera connects to the NVR or your home Wi-Fi, meaning you can choose whichever network has a stronger Wi-Fi signal. See colour at night Get colour video at night up to 10m with the lights on and even longer, up to 35m, in black and white during total darkness. More reliable security With Swann’s True Detect, warm objects like people and cars can trigger the lights, siren, push notifications and recording with fewer false alarms to worry about. Sound an alarm Protect the ones you love with a loud siren that can be triggered automatically when activity occurs or manually via the app. Speak to see Enjoy hands-free security using voice commands. Stream video from your camera via the Hey Google and Chromecast, Google Home Hub or via Alexa devices with a screen.