Dahua HDW3842EM-S IP Network camera 8MP / 2.8mm

Camera Specifications:
Image Sensor

Sensor Type: 1/1.8" CMOS


Max. Resolution

Resolution: 3840 (H) × 2160 (V)


Storage

ROM: 128 MB

RAM: 1 GB


Scanning System

System Type: Progressive


Electronic Shutter Speed

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


Min. Illumination

Color: 0.003 lux@F1.6 (30 IRE)

B/W: 0.0005 lux@F1.6 (30 IRE)

Illuminator On: 0 lux


S/N Ratio

S/N Ratio: > 56 dB


Illumination Distance

Distance: Up to 30 m (98.42 ft)


Illuminator Control

Control: Auto/Manual


Illuminator Number

Number of LEDs: 2 (IR LED)


Angle Adjustment

Pan: 0°–360°

Tilt: 0°–78°

Rotation: 0°–360°



Lens Specifications:
Lens Type

Type: Fixed-focal


Lens Mount

Mount: M12


Focal Length

Focal Length: 2.8 mm


Max. Aperture

Aperture: F1.6


Field of View

2.8 mm:

Horizontal (H): 111°

Vertical (V): 59°

Diagonal (D): 131°





Iris Control

Control: Fixed


Close Focus Distance

Distance: 1.8 m (5.91 ft)



DORI Distance:

2.8 mm Lens:

Detect: 84.5 m (277.23 ft)

Observe: 34.2 m (112.20 ft)

Recognize: 17.1 m (56.10 ft)

Identify: 8.5 m (27.89 ft)






Intelligent Features:

IVS (Perimeter Protection): Tripwire, Intrusion (Supports classification and accurate detection of vehicles and humans)

AI SSA: Uses deep learning algorithms to adjust image parameters based on conditions

Quick Pick: Quickly pick human/vehicle targets from SMD events with AI NVR

Smart Search: Works with Smart NVR for refined intelligent search, event extraction, and video merging



Video Specifications:

Compression: H.265; H.264; H.264H; H.264B; MJPEG (only for sub-stream)

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

AI Codec: AI H.265; AI H.264

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)




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–16384 kbps; H.265: 3 kbps–16384 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° (supports 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 Events:

No SD card, SD card full, SD card error, service life warning (only supported by Dahua card), network disconnection, IP conflict, illegal access, motion detection, video tampering, intrusion, tripwire, scene change, audio detection, voltage detection, SMD, safety exception



Network:

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

SDK and API: Yes

Protocols: IPv4, IPv6, HTTP, TCP, UDP, ARP, RTP, RTSP, RTCP, RTMP, SMTP, FTP, SFTP, DHCP, DNS, DDNS, QoS, UPnP, NTP, Multicast, ICMP, IGMP, NFS, PPPoE, SNMP, P2P

Cyber Security: Video encryption, Firmware encryption, Configuration encryption, Digest, WSSE, Account lockout, Security logs, IP/MAC filtering, X.509 certification generation, syslog, HTTPS, 802.1x, Trusted boot, Trusted execution, Trusted upgrade

Interoperability: ONVIF (Profile S/Profile G/Profile T), CGI

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

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

Browser Compatibility: IE11, Chrome, Firefox

Management Software: SmartPSS Lite, DSS, DMSS

Mobile Client: iOS, Android



Certification:

Certifications:

CE-LVD: EN62368-1

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






Power:

Power Supply: 12 VDC/PoE (802.3af)

Power Consumption:

Basic: 3.8 W (12 VDC), 4.8 W (PoE)

Max (WDR + IR intensity + Intelligence): 7.8 W (12 VDC), 9.1 W (PoE)






Environmental:

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

Operating Humidity: < 95%

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

Storage Humidity: < 95%

Protection: IP67