Dahua NVR22(04)(08)16-4KS3 4/8/16CH 1U 2HDDs Lite Network Video Recorder

System

Main Processor

Industrial-grade processor

Operating System

Embedded Linux

Operating Interface

Web, Local GUI

AI

AI by Recorder

SMD

AI by Camera

Perimeter protection; SMD

Perimeter Protection

Perimeter Performance of AI by Camera (Number of Channels)

All channels (4 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 Plus by Camera

All channels (8 targets/s)

Audio and Video

Access Channel

16 channels

Network Bandwidth

AI disabled: 144 Mbps incoming, 144 Mbps recording and 72 Mbps outgoing

AI enabled: 72 Mbps incoming, 72 Mbps recording and 36 Mbps outgoing

Resolution

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

Decoding Capability

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

AI enabled: 1-channel 8 MP@30 fps; 1-channel 6 MP@30 fps; 1-channel 5 MP@30 fps; 2-channel 4 MP@30 fps; 4-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

Multi-screen Display

1/4/8/9/16

Third-party Camera Access

ONVIF

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; UDP; NTP; DHCP; DNS; SMTP; IP Filter; DDNS; IP Search (Supports 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; IE; Safari; Edge; 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

Alarm

General Alarm

Motion detection; camera external alarm; PIR alarm

Anomaly Alarm

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

Intelligent Alarm

Perimeter protection; SMD Plus

Alarm Linkage

Recording; snapshot; buzzer; log; preset; email; tour

Port

Audio Input

1-channel RCA

Audio Output

1-channel RCA

Alarm Input

NA (4 channels are optional)

Alarm Output

NA (2 channels are optional, one of them is 1-channel 12 V 1 A output)

Disk Interface

2 SATA ports. Each disk can contain up to 20 TB. this limit varies depending on the 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 Consumption

<10 W (without HDD)

Net Weight

1.49 kg (3.28 lb)

Gross Weight

2.78 kg (6.13 lb)

Product Dimensions

375.0 mm × 282.9 mm × 53.0 mm(14.76″ × 11.14″ × 2.09″) (W × D × H)

Packaging Dimensions

433.0 mm × 141.0 mm × 366.0 mm(17.05″ × 5.55″ × 14.41″)(W × D × 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

CE-LVD: IEC 62368-1:2014

CE-EMC: EN IEC 61000-3-2:2019, EN 61000-3-3:2013+A1:2019, EN 55032:2015+A11:2020, EN 55035:2017+A11:2020, EN 55024:2010+A1:2015, EN 50130-4:2011+A1:2014