DHI-NVR4108HS-EI

System

Main Processor

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Industrial-grade processor

Operating System

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Embedded Linux

Operating Interface

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Web, Local GUI

AI

AI by Recorder

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

AI by Camera

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

Perimeter Protection

Perimeter Performance AI by Recorder (Number of Channels)

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2 channels, 10 IVS rules for each channel

Perimeter Performance of AI by Camera (Number of Channels)

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All channels (8 targets/s)

Face Detection

Face Attributes

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

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

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

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

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All channels (8 targets/s)

Face Recognition

Face Database Capacity

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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)

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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)

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All channels (8 targets/s)

SMD Plus

SMD Plus by Recorder

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

SMD Plus by Camera

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All channels (16 targets/s)

Audio and Video

Access Channel

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8 channels

Network Bandwidth

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80 Mbps incoming, 80 Mbps recording and 80 Mbps outgoing

Resolution

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

Decoding Capability

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AI disabled: 2-channel 16 MP@30 fps; 2-channel 12 MP@30 fps; 4-channel 8 MP@30 fps; 4-channel 6 MP@30 fps; 6-channel 5 MP@30 fps; 8-channel 4 MP@30 fps

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

Video Output

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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

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1st Screen: 1/4/8/9

2nd Screen: 1/4/8/9

Third-party Camera Access

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

Compression Standard

Video Compression

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

Audio Compression

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

Network

Network Protocol

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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

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iOS; Android

Interoperability

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

Browser

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Chrome; IE9 and later; Firefox

Recording Playback

Multi-channel Playback

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Up to 8 channels

Record Mode

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General, motion detection; intelligent; alarm

Backup Method

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USB device and network

Playback Mode

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

Alarm

General Alarm

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

Anomaly Alarm

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

Intelligent Alarm

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

Alarm Linkage

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

Port

Audio Input

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1-channel RCA

Audio Output

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1-channel RCA

Disk Interface

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1 SATA port, up to 16 TB.The maximum HDD capacity varies with environment temperature.

USB

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

HDMI

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1

VGA

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1

Network Port

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

General

Power Supply

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12 VDC, 2A

Power Consumption

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<7.8 W (without HDD)

Net Weight

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0.84 kg (1.85 lb)

Gross Weight

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1.43 kg (3.15 lb)

Product Dimensions

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260 mm × 232.7 mm × 47.6 mm (10.24" × 9.16" × 1.87") (W × L × H)

Packaging Dimensions

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333 mm × 89 mm × 315 mm (13.11" × 3.50" × 12.40") (W × L × H)

Operating Temperature

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–10 °C to +55 °C (14 °F to +131 °F)

Storage Temperature

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–20 °C to +60 °C (–4 °F to +140 °F)

Operating Humidity

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10%–93% (RH), non-condensing

Installation

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Rack or desktop

Certifications

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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