4K-capable NVR can take 5MP and 4K (8MP) cameras, all with audio recording and impressive night vision for 24/7 protection. Add compatible PoE IP security cameras to create a bespoke security system. Also add sensor spotlight cameras that turn the lights on and trigger recording when they detect heat. 2-way audio and siren to scare off intruders. Enjoy hands-free security using voice commands. Stream video from a camera via the Google Assistant and Chromecast, Google Home Hub, or via Alexa devices with a screen, such as Echo Spot, Echo Show or 4K Fire TV. Massive 2TB HDD can store months of recordings before overwriting older footage. Easily transfer videos to a USB stick, or download via network, with no ongoing fees. On all compatible cameras, power, video and audio run through a single ethernet cable (per camera) with power over ethernet cabling (PoE) making installation simpler. Works with - Amazon Alexa - Google Home - iOS App - Android App Up to 4K Display Resolution Supports...