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NVR4232-EI

32CH 1U 2HDDs WizSense Network Video Recorder

> Smart H.265+/H.265/Smart H.264+/H.264/MJPEG decoding format.

> Access, storage or forwarding at 256 Mbps (180 Mbps when AI function enabled).

> Max. decoding capability: 16 × 1080p@30 fps. Supports adaptive decoding.

> AI by NVR: 1-channel face detection and recognition; 2-channel perimeter protection; up to 10 face databases and 20,000 face images; 4-channel SMD Plus.

> AI by Camera: Face detection and recognition, perimeter protection; SMD Plus; people counting; stereo analysis; heat map.

> Connected to the third-party network cameras.

> Security baseline 2.3.



* Esse produto só poderá ser utilizado em projetos com a validação e autorização do time técnico de Pré-Vendas da Dahua-Brasil.

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  • System

    Main Processor

    Industrial-grade processor

    Operating System

    Embedded Linux

    Operating Interface

    Web; Local GUI

    AI

    AI by Recorder

    Face detection, face recognition, perimeter protection, and SMD Plus

    AI by Camera

    Face detection; face recognition; perimeter protection; SMD Plus; people counting; stereo analysis; heat map

    Perimeter Protection

    Perimeter Performance AI by Recorder (Number of Channels)

    2 channels, 10 IVS rules for each channel

    Perimeter Performance of AI by Camera (Number of Channels)

    8 channels

    Face Detection

    Face Attributes

    Gender; age group; glasses; expressions; face mask; beard

    Face Detection Performance of AI by Recorder (Number of Channels)

    1 channel (up to 12 face images/s each channel)

    Face Detection Performance of AI by Camera (Number of Channels)

    8 channels

    Face Recognition

    Face Database Capacity

    Up to 10 face databases with 20,000 images, with a total capacity of 2.5 G. Name, gender, birthday, address, credential type, credential No., countries & regions and state can be added to each face image.

    Face Recognition Performance of AI by Recorder (Number of Channels)

    8-channel FD (by camera) + FR (by recorder),image stream: 12 face images/s
    1-channel FD (by recorder) + FR (by recorder), video stream: 12 face images/s

    Face Recognition Performance of AI by Camera (Number of Channels)

    8 channels

    SMD Plus

    SMD Plus by Recorder

    4 channels: Secondary filtering for human and motor vehicle, reducing false alarms caused by leaves, rain and lighting condition change

    SMD Plus by Camera

    8 channels

    Audio and Video

    Access Channel

    32 channels

    Network Bandwidth

    AI disabled: 256 Mbps incoming, 256 Mbps recording and 256 Mbps outgoing
    AI enabled: 180 Mbps incoming, 180 Mbps recording and 180 Mbps outgoing

    Resolution

    16 MP; 12 MP; 8 MP; 6 MP; 5 MP; 4 MP; 3 MP; 1080p; 960p; 720p; D1; CIF

    Decoding Capability

    AI disabled: 2-channel 16 MP@30 fps; 2-channel 12 MP@30 fps; 4-channel 8 MP@30 fps; 6-channel 5 MP@30 fps; 8-channel 4 MP@30 fps; 16-channel 1080p@30 fps
    AI enabled: 1-channel 16 MP@30 fps; 2-channel 12 MP@30 fps; 3-channel 8 MP@30 fps; 4-channel 5 MP@30 fps; 6-channel 4 MP@30 fps; 12-channel 1080p@30 fps

    Video Output

    1 HDMI, 1 VGA
    HDMI: 3840 × 2160, 1920 × 1080, 1280 × 1024, 1280 × 720
    VGA: 1920 × 1080, 1280 × 1024, 1280 × 720
    *Simultaneous/heterogeneous video sources output for VGA and HDMI is configurable.

    Multi-screen Display

    1st Screen: 1/4/8/9/16/25/36
    2nd Screen: 1/4/8/9/16

    Third-party Camera Access

    Panasonic, Sony, Samsung, Axis, Pelco, Arecont, ONVIF, Canon

    Recording Quality

    Supports 32-channel recording at 720p(HD)@30fps.

    Compression Standard

    Video Compression

    Smart H.265+; H.265; Smart H.264+; H.264; MJPEG

    Audio Compression

    G.711a; G.711u; PCM; G726

    Network

    Network Protocol

    HTTP; HTTPS; TCP/IP; IPv4/IPv6; UPnP; SNMP; UDP; SMTP; NTP; DHCP; DNS; IP Filter; PPPoE; DDNS; FTP; Alarm Server; IP Search (Support Dahua IP camera; DVR; NVS; etc.); P2P; auto register

    Mobile Phone Access

    iOS; Android

    Interoperability

    ONVIF 22.06(Profile T; Profile S; Profile G); CGI; SDK

    Browser

    Chrome; IE9 and later; Firefox

    Recording Playback

    Multi-channel Playback

    Up to 16 channels

    Record Mode

    General, motion detection; intelligent; alarm

    Backup Method

    USB device and network

    Playback Mode

    Instant playback, general playback, event playback, tag playback, smart playback

    Storage

    Disk Group

    Yes

    Alarm

    General Alarm

    Motion detection; privacy masking; video loss; scene changing; PIR alarm; IPC external alarm

    Anomaly Alarm

    Camera disconnection; storage error; disk full; IP conflict; MAC conflict; login locked; and cybersecurity exception

    Intelligent Alarm

    Face detection; face recognition; perimeter protection; SMD Plus; people counting; stereo analysis; heat map

    Alarm Linkage

    Record; snapshot; IPC external alarm output; audio; buzzer; log; preset; email

    Port

    Audio Input

    1-channel RCA

    Audio Output

    1-channel RCA

    Alarm Input

    4 channels

    Alarm Output

    2 channels

    HDD Interface

    2 SATA ports, up to 16 TB.The maximum HDD capacity varies with environment temperature.

    USB

    2 (1 front USB 2.0 port, 1 rear USB 2.0 port)

    HDMI

    1

    VGA

    1

    Network Port

    1 (10/100/1000 Mbps Ethernet port, RJ-45)

    General

    Power Supply

    12 VDC, 4 A

    Power Supply compatible with the Brazilian 3-pin socket standard, NBR 14136.

    Power Consumption

    <10 W(without HDD)

    Net Weight

    1.51 kg (3.33 lb)

    Gross Weight

    2.76 kg (6.08 lb)

    Product Dimensions

    375 mm × 284.3 mm × 53 mm (14.76" × 11.19" × 2.09") (W × L × H)

    Packaging Dimensions

    433 mm × 141 mm × 366 mm (17.05" × 5.55" × 14.41") (W × L × H)

    Operating Temperature

    –10 °C to +55 °C (14 °F to +131 °F)

    Storage Temperature

    –20 °C to +60 °C (–4 °F to +140 °F)

    Operating Humidity

    10%–93% (RH)

    Installation

    Rack or desktop

    Certifications

    FCC: 47 CFR FCC Part15, SubpartB, Class A
    CE-EMC: EN 55032:2015+A1:2020; EN IEC 61000-3-2:2019+A1:2021; EN 61000-3-3:2013+A1:2019+A2:2021; EN 55035:2017+A11:2020; EN 50130-4:2011+A1:2014
    CE-LVD: EN 62368-1:2014