DAHUA HDW3841EM-AS IP Network Camera 8MP / 2.8mm (HDW3841EMA-B)

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 [email protected] (Color, 30 IRE)
0.0007 [email protected] (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