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The Hikvision DS-7616NXI-K1 is a powerful 16-channel 1U AcuSense 4K Network Video Recorder (NVR) designed for medium to large-scale surveillance systems. It supports up to 16 IP camera inputs and is compatible with H.265+, H.265, H.264+, and H.264 compression formats to optimize bandwidth and storage. With a decoding capacity of 2 channels at 12 MP, 4 channels at 8 MP, 8 channels at 4 MP, or 16 channels at 1080p, and support for 160 Mbps incoming bandwidth, it ensures smooth data handling. Integrated AcuSense technology provides AI features such as facial recognition, perimeter protection, and motion detection 2.0 to reduce false alarms and enhance detection precision. Video output includes HDMI and VGA ports for dual-monitor support with configurable views. The device supports recording resolutions up to 12 MP and offers 16-channel synchronous playback. AI-enhanced decoding supports up to 2-ch@12 MP, 3-ch@8 MP, or 6-ch@4 MP, while standard decoding allows up to 16-ch@1080p. Audio compression includes G.711ulaw, G.711alaw, G.722, G.726, and AAC. Security features include 16 facial libraries with capacity for 20,000 face pictures, advanced intrusion detection, and accurate motion alerts. Powered by 12 VDC, 1.5 A with ?10 W consumption (without HDD), it operates in temperatures from -10?C to 55?C and humidity levels of 10%?90%. Its compact design measures 320 ? 240 ? 48 mm and weighs ?1 kg. The NVR supports Hik-Connect mobile app for remote viewing and management, and integrates with iVMS-4200 and HikCentral software. With a 10/100/1000 Mbps Ethernet port, this device is ideal for retail environments, office buildings, residential complexes, and more. For further details or product comparisons, refer to the official product page or reach out for personalized assistance.