ND9581-v3 is a 32-Channel PoE NVR with capability to expand to 128-CH and comes with 8 hot-swappable HDD bays. It is AI-powered with Deep Search capability to provide the fastest, smartest and most efficient evidence search user experience. VIVOTEK cameras enabled with Vision Object Analytics provide the metadata used by Deep Search's AI. Deep Search is comprised of two main functions: Attribute Search and Scene Search. Attribute Search uses people and vehicles as search criteria utilizing multiple attributes (e.g., gender, age group, clothing or car color, vehicle type, etc.) to quickly and accurately find the person/vehicle of interest.