NVR4104-EI

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

AI by Camera

Face detection; face recognition; perimeter protection; SMD; ANPR; 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)

All channels (8 targets/s)

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)

All channels (8 targets/s)

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)

4-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)

All channels (8 targets/s)

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 by Camera

All channels (16 targets/s)

Audio and Video

Access Channel

4 channels

Network Bandwidth

80 Mbps incoming, 80 Mbps recording and 80 Mbps outgoing

Resolution

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

Decoding Capability

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

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
2nd Screen: 1/4

Third-party Camera Access

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

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; RTSP; 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 Registration

Mobile Phone Access

iOS; Android

Interoperability

ONVIF 23.12(Profile T; Profile S; Profile G); CGI; SDK

Browser

Chrome; IE9 and later; Firefox

Recording Playback

Multi-channel Playback

Up to 4 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

Alarm

General Alarm

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

Anomaly Alarm

Error (no disk; disk error; low space; low quota space; abnormal disk health; network disconnection; IP conflict; MAC conflict); video loss; video tampering; camera offline; audio detection

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

Disk Interface

1 SATA port, up to 20 TB.The maximum HDD capacity varies with environment temperature.

USB

2 (2 rear USB 2.0 ports)

HDMI

1

VGA

1

Network Port

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

General

Power Supply

12 VDC, 2 A

Power Consumption

<10 W(without HDD)

Net Weight

0.45 kg (0.99 lb)

Gross Weight

1.07 kg (2.36 lb)

Product Dimensions

204.6 mm × 206.4 mm × 45.6 mm (8.06" × 8.12" × 1.80") (W × D × H)

Packaging Dimensions

364 mm × 96 mm × 261 mm (14.33" × 3.78" × 10.26") (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), non-condensing

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