Dahua HDW3841EM-AS IP Network camera 8MP / 2.8mm

Camera

Image Sensor: 1/2.8" CMOS

Max. Resolution: 3840 (H) × 2160 (V)

ROM: 128 MB

RAM: 1 GB

Scanning System: Progressive

Electronic Shutter Speed: Auto/Manual 1/3 s–1/100,000 s

Min. Illumination:

0.007 lux@F1.4 (Color, 30 IRE)

0.0007 lux@F1.4 (B/W, 30 IRE)

0 lux (Illuminator on)




S/N Ratio: > 56 dB

Illumination Distance: 30 m (98.43 ft)

Illuminator On/Off Control: Auto/Manual

Illuminator Number: 2 (IR LED)

Pan/Tilt/Rotation Range:

Pan: 0°–360°

Tilt: 0°–78°

Rotation: 0°–360°






Lens

Lens Type: Fixed-focal

Lens Mount: M12

Focal Length: 2.8 mm

Max. Aperture: F1.4

Field of View:

2.8 mm: Horizontal: 107°; Vertical: 56°; Diagonal: 127°




Iris Control: Fixed

Close Focus Distance: 2.8 mm: 1.5 m (4.9 ft)



DORI Distance



Lens
Detect
Observe
Recognize
Identify




2.8 mm
87.7 m (287.73 ft)
35.1 m (115.16 ft)
17.5 m (57.41 ft)
8.8 m (28.87 ft)




Intelligence

IVS (Perimeter Protection): Tripwire, intrusion (supports the classification and accurate detection of vehicles and humans)

AI SSA: Yes

Quick Pick: With AI NVR, quickly pick up the human/vehicle targets that users are interested in from SMD events

Smart Search: Works with Smart NVR to perform refined intelligent search, event extraction, and merging into event videos



Video

Video Compression: H.265; H.264; H.264H; H.264B; MJPEG (only supported by the sub-stream)

Smart Codec: Smart H.265+; Smart H.264+

AI Coding: AI H.265; AI H.264

Video Frame Rate:

Main stream: 3840 × 2160 @ (1–25/30) fps

Sub stream 1: 704 × 576 @ (1–25 fps)/704 × 480 @ (1–30 fps)

Sub stream 2: 1920 × 1080 @ (1–25/30 fps)The values above are the max. frame rates of each stream; for multiple streams, the values will be subjected to the total encoding capacity




Stream Capability: 3 streams

Resolution:

8M (3840 × 2160)

6M (3072 × 2048)

5M (3072 × 1728 / 2592 × 1944)

4M (2688 × 1520)

3.6M (2560 × 1440)

3M (2048 × 1536)

3M (2304 × 1296)

1080p (1920 × 1080)

1.3M (1280 × 960)

720p (1280 × 720)

D1 (704 × 576 / 704 × 480)

CIF (352 × 288 / 352 × 240)

VGA (640 × 480)




Bit Rate Control: CBR/VBR

Video Bit Rate:

H.264: 3 kbps–8192 kbps

H.265: 3 kbps–8192 kbps




Day/Night: Auto (ICR) / Color / B/W

BLC: Yes

HLC: Yes

WDR: 120 dB

Scene Self-adaptation (SSA): Yes

White Balance: Auto; natural; street lamp; outdoor; manual; regional custom

Gain Control: Auto

Noise Reduction: 3D NR

Motion Detection: OFF/ON (4 areas, rectangular)

Region of Interest (RoI): Yes (4 areas)

Defog: Yes

AFSA: Yes

Image Rotation: 0°/90°/180°/270° (support 90°/270° with 2688×1520 resolution and lower)

Mirror: Yes

Privacy Masking: 4 areas



Audio

Built-in MIC: Yes

Audio Compression: G.711a; G.711Mu; PCM; G.726; G.723



Alarm

Alarm Event: No SD card; SD card full; SD card error; service life warning (only supported by Dahua card); network disconnection; IP conflict; unauthorized access; motion detection; video tampering; intrusion; tripwire; scene change; audio detection; voltage detection; SMD; security exception



Network

Network Port: RJ-45 (10/100 Base-T)

SDK and API: Yes

Network Protocols: IPv4; IPv6; HTTP; TCP; UDP; ARP; RTP; RTSP; RTCP; RTMP; SMTP; FTP; SFTP; DHCP; DNS; DDNS; QoS; UPnP; NTP; Multicast; ICMP; IGMP; NFS; SAMBA; PPPoE; SNMP

Cyber Security: Video encryption; firmware encryption; configuration encryption; Digest; WSSE; account lockout; security logs; IP/MAC filtering; generation and importing of X.509 certification; syslog; HTTPS; 802.1x; trusted boot; trusted execution; trusted upgrade

Interoperability: ONVIF (Profile S/Profile G/Profile T); CGI; P2P; Milestone; Genetec

User/Host: 20 (Total bandwidth: 64 M)

Storage: FTP; SFTP; Micro SD card (supports up to 256 GB); NAS

Browser: IE: IE11; Chrome; Firefox

Management Software: Smart PSS; DSS; DMSS

Mobile Client: iOS; Android



Certification

Certifications:

CE-LVD: EN62368-1

CE-EMC: Electromagnetic Compatibility Directive 2014/30/EU

FCC: 47 CFR FCC Part 15, Subpart B

UL/CUL: UL62368-1 & CAN/CSA C22.2 No. 62368-1-14






Power

Power Supply: 12 VDC / PoE (802.3af)

Power Consumption:

Basic: 4.3 W (12 VDC); 4.9 W (PoE)

Max. (WDR + IR intensity + Intelligence): 7.6 W (12 VDC); 8.9 W (PoE)






Environmental Conditions

Operating Temperature: –40 °C to +60 °C (–40 °F to 140 °F) / Less than 95% RH

Storage Temperature: –40 °C to +60 °C (–40 °F to 140 °F)

Protection Grade: IP67