Hikvision 16-ch 1.5U K Series AcuSense 4K NVR, Up to 16-ch IP Camera Inputs & 2-ch@12 MP or 3-ch@8 MP or 6-ch@4 MP or 12-ch@1080p Decoding Capacity, 160 Mbps Bandwidth, Black | DS-7716NXI-K4

Specifications 

• Intelligent Analytics
• AI By DeviceFacial recognition, perimeter protection, motion detection 2.0
• AI By CameraFacial recognition, perimeter protection, throwing objects from building, motion detection2.0, ANPR, VCA

• Facial Recognition
• Facial Detection And AnalyticsFace picture comparison, human face capture, face picture search
• Face Picture LibraryUp to 16 face picture libraries, with up to 20,000 face pictures in total (each picture ≤ 4 MB, total capacity ≤ 1 GB)
• Facial Detection And Analytics Performance1-ch, 8 MP
• Face Picture Comparison4-ch

• Motion Detection 2.0
• By DeviceAll channels, up to 4 MP (when enhanced SVC mode is enabled, up to 8 MP) video analysis for human and vehicle recognition to reduce false alarm
• By CameraAll channels

• Perimeter Protection
• By Device2-ch, 4 MP (HD network camera, H.264/H.265) video analysis for human and vehicle recognition to reduce false alarm
• By CameraAll channels

• Video And Audio
• IP Video Input16-ch
• Incoming Bandwidth160 Mbps
• Outgoing Bandwidth160 Mbps
• HDMI Output1-ch, 4K (3840 × 2160)/30Hz, 2K (2560 × 1440)/60Hz, 1920 × 1080/60Hz, 1600 × 1200/60Hz, 1280 × 1024/60Hz, 1280 × 720/60Hz, 1024 × 768/60Hz
• VGA Output1-ch, 1920 × 1080/60Hz, 1280 × 1024/60Hz, 1280 × 720/60Hz
• Video Output ModeHDMI/VGA independent output
• CVBS OutputN/A
• Audio Output1-ch, RCA (Linear, 1 KΩ)
• Two-Way Audio1-ch, RCA (2.0 Vp-p, 1 KΩ, using the audio input )

• Decoding
• Decoding FormatH.265/H.265+/H.264+/H.264
• Recording Resolution12 MP/8 MP/6 MP/5 MP/4 MP/3 MP/1080p/UXGA/ 720p/VGA/4CIF/DCIF/2CIF/CIF/QCIF
• Synchronous Playback16-ch
• Decoding Capability

  AI on: 1-ch@12 MP (30 fps)/2-ch@8 MP (30 fps)/4-ch@4 MP (30 fps)/8-ch@1080p (30 fps)

  AI off: 2-ch@12 MP (30 fps)/3-ch@8 MP (30 fps)/6-ch@4 MP (30 fps)/12-ch@1080p (30 fps)

• Stream TypeVideo, Video & Audio
• Audio CompressionG.711ulaw/G.711alaw/G.722/G.726/AAC

• Network
• Remote Connection128
• APIONVIF (profile S/G); SDK; ISAPI
• Compatible BrowserIE11, Chrome V57, Firefox V52, Safari V12, Edge V89, or above version
• Network ProtocolTCP/IP, DHCP, IPv4, IPv6, DNS, DDNS, NTP, RTSP, SADP, SMTP, SNMP, NFS, iSCSI, ISUP, UPnP™, HTTP, HTTPS
• Network Interface2 RJ-45 10/100/1000 Mbps self-adaptive Ethernet interfaces

• Auxiliary Interface
• SATA4 SATA interfaces
• CapacityUp to 10 TB capacity for each HDD
• Serial Interface2 RS-485 (half-duplex), 1 RS-232
• Alarm In/Out16/4 (16/9 is optional)
• USB InterfaceFront panel: 2 × USB 2.0; Rear panel: 1 × USB 3.0
• Ctrl 12VN/A (optional to support)
• DC 12VN/A (optional to support)