This 4K security system by Swann(R) is packed with the latest surveillance technology, such as Power over Ethernet (PoE) CAT5 cables, weatherproof cameras, colour night vision, push notifications, and integration with Dropbox, Google Assistant, and Alexa. Use voice commands via your smart home devices to stream live video from the cameras to your TV and/or compatible Alexa and Google Assistant devices, hands-free. TrueDetect(TM) triggers recordings and push notifications when heat from people and cars are detected, with fewer false triggers, so you will always know what’s happening. See live or playback video on your phone from anywhere with the Swann Security app. The massive hard drive stores months of footage at no additional cost. Link your NVR to Dropbox and upload still images to the cloud for off-site storage. Talk back with people near the cameras to scare off intruders while the super bright spotlight LEDs leave no dark corners for them to hide Heat-sensing technology lets you know what’s happening sooner with push notifications, allowing you to act immediately to prevent unwanted activity Get colour video up to 32ft (10m) so you can see the colours of clothing, cars and more with the spotlights on Add up to 4 more cameras for a total of 8 to cover any blind spots in your property Enjoy hands-free security using voice commands and stream video from your camera via Google Assistant and Chromecast, Google Home Hub, or via Alexa devices with a screen, such as Echo Spot, Echo Show or 4K Fire TV State-of-the-art 4K Ultra HD video allows you to see faces, license plates, close ups, and more Swann Master 4K Ultra HD 8 Channel NVR Security System with 4 Cameras - White - SONVK-876804