Hikvision 32-ch 1.5U K Series AcuSense 4K NVR, Up to 32-ch IP Camera Inputs, Up to 2-ch@12 MP or 3-ch@8 MP, Up to 256 Mbps Bandwidth, 4 SATA Interfaces, Up to 10 TB Capacity, Black | DS-7732NXI-K4

Specification

• Facial Recognition
  
  Facial Detection And Analytics - Face picture comparison, human face capture, face picture search
  Face Picture Library - Up 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 Performance - 1-ch human face capture
  Face Picture Comparison - 4-ch face picture comparison alarm

• Motion Detection 2.0
  
  Human/Vehicle Analysis - 32-ch

• Perimeter Protection
  
  Human/Vehicle Analysis - Up to 2-ch 4 MP (HD network camera, up to 8 MP, H.264/H.265) video analysis for human and vehicle recognition to reduce false alarm

• Video And Audio
  
  IP Video Input - 32-ch
  Incoming Bandwidth - 256 Mbps
  Outgoing Bandwidth - 160 Mbps
  HDMI Output - 1-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 Output - 1-ch, 1920 × 1080/60Hz, 1280 × 1024/60Hz, 1280 × 720/60Hz
  Video Output Mode - HDMI/VGA independent output
  CVBS Output - N/A
  Audio Output - 1-ch, RCA (Linear, 1 KΩ)
  Two-Way Audio - 1-ch, RCA (2.0 Vp-p, 1 KΩ, using the audio input )

• Decoding
  
  Decoding Format - H.265/H.265+/H.264+/H.26
  Recording Resolution - 12 MP/8 MP/6 MP/5 MP/4 MP/3 MP/1080p/UXGA/ 720p/VGA/4CIF/DCIF/2CIF/CIF/QCIF
  Synchronous Playback - 16-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 Type - Video, Video & Audio
  Audio Compression -G.711ulaw/G.711alaw/G.722/G.726/AAC

• Network
  
  Remote Connection - 128
  Network Protocol - TCP/IP, DHCP, IPv4, IPv6, DNS, DDNS, NTP, RTSP, SADP, SMTP, SNMP, NFS, iSCSI, ISUP, UPnP™, HTTP, HTTPS
  Network Interface - 2 RJ-45 10/100/1000 Mbps self-adaptive Ethernet interfaces

• Auxiliary Interface
  
  SATA - 4 SATA interfaces
  Capacity - Up to 10 TB capacity for each HDD
  Serial Interface - 2 RS-485 (half-duplex), 1 RS-232
  Alarm In/Out - 16/4 (16/9 is optional)
  USB Interface - Front panel: 2 × USB 2.0; Rear panel: 1 × USB 3.0
  Ctrl 12V - N/A (optional to support)
  DC 12V - N/A (optional to support)

• General
  
  Power Supply - 100 to 240 VAC, 50 to 60Hz
  Consumption - ≤ 20 W (without HDD)
  Working Temperature - -10 °C to 55 °C (14 °F to 131 °F)
  Working Humidity - 10 to 90 %
  Dimension (W × D × H) -  445 × 400 × 75 mm ( 17.5"× 15.7" × 3.0")
  Weight - ≤ 5 kg (without HDD, 11 lb.)