Hikvision Network Video Recorder, 32 Channel, 3 USB Ports, 4 SATA Ports, Black, DS-7732NXI-K4

Intelligent Analytics

• AI by Device: Facial recognition, perimeter protection, motion detection 2.0
• AI by Camera: Facial recognition, perimeter protection, throwing objects from building, motion detection2.0, ANPR, VCA

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, 8 MP
• Face Picture Comparison: 4-ch

Motion Detection 2.0

• By Device: All 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 Camera: All channels

Perimeter Protection

• By Device: 2-ch, 4 MP (HD network camera, H.264/H.265) video analysis for human and vehicle recognition to reduce false alarm
• By Camera: All channels

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.264
• 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
• API: ONVIF (profile S/G); SDK; ISAPI
• Compatible Browser: IE11, Chrome V57, Firefox V52, Safari V12, Edge V89, or above version
• 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 
• USB Interface: Front panel: 2 × USB 2.0; Rear panel: 1 × USB 3.0

General

• Power Supply: 100 to 240 VAC, 50 to 60Hz
• Consumption: ≤ 20 W (without HDD)
• Dimension (W × D × H)
• 445 × 400 × 75 mm ( 17.5"× 15.7" × 3.0")