Facial Recognition-- Recognizes people to reduce false alarms and save storage space. AcuSearch Technology- Precise suspect location. Instant video search. Rapid criminal tracking. 4K 8MP Superior Definition-- 8 million pixels, 134° diagonal field of view. IP66 Weatherproof Housing-- Durable and solid metal housing, indoors or outdoors. Smart AI Human Vehicle Detection-- Reduce false alarms and save storage space. Capture and Record Audio-- Cameras capture sound and NVR record it. 32CH 12MP NVR-- Support 32pcs 12mp/ 8mp/ 6mp poe ip cameras, multiple add-on options from ONWOTE. Built-in 8TB HDD, 40TB Storage Capacity- 4 HDD ports support 40TB hard drive. Smart Recording & Playback-- Find video efficiently with the person/vehicle event filter. Playback 16 cameras at same time. 24/7 Professional Technical Support- Amazon Messages or 0.5-2h PHONE support; issues resolved within 8 hours. ONWOTE 6K 12MP 32 Channel Security Camera System PoE, Face Recognition & AcuSearch, 24x 8MP Outdoor Audio Cameras, AI Human Vehicle Detection, 32CH 4K Commercial NVR 8TB, Support 40TB, Business CCTV