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4x HDW3849H-AS-PV S4 Dahua 8MP Smart Dual Light Active Deterrence Eyeball WizSense Network Camera built-in Mic speaker
4x HDW3849H-AS-PV S4 Dahua 8MP Smart Dual Light Active Deterrence Eyeball WizSense Network Camera built-in Mic speaker
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📷 Dahua HDW3849H-AS-PV-S4 – 8MP Smart Dual Light Active Deterrence Camera
🔒 High-Security, Intelligent Surveillance, and Smart Features in One Powerful Camera!
🚀 Why Choose the Dahua HDW3849H-AS-PV-S4?
The Dahua HDW3849H-AS-PV-S4 is a top-tier 8MP WizSense network camera designed for maximum security, ultra-clear imaging, and intelligent monitoring. With dual light active deterrence, it prevents intrusions in real time with flashing red and blue warning lights and built-in two-way talk for direct communication.
It features a progressive CMOS sensor, full-color night vision, smart detection, and AI-powered analytics, making it ideal for homes, businesses, and high-security areas.
🔍 Key Features & Benefits
📸 8MP Ultra HD Video for Unmatched Clarity
- 1/2.8" CMOS sensor with 3840 × 2160 (4K) resolution
- H.265+ compression technology reduces bandwidth without compromising quality
- Smart coding (ROI, AI H.264/H.265, 3D NR, WDR, and BLC) ensures clarity in all lighting conditions
🌙 Superior Night Vision & Smart Illumination
- Dual IR and warm LED lights (30m range) provide full-color video even in complete darkness
- Automatic switching between IR and warm light based on the environment
- Smart illumination adapts to motion and scene changes
🏡 Advanced AI-Powered Security
- Perimeter Protection – Intelligent tripwire & intrusion detection for human and vehicle classification
- Motion & Audio Detection – Detects unauthorized access, scene changes, and unusual sounds
- Privacy Masking – Block sensitive areas from surveillance
🔊 Active Deterrence & Two-Way Audio
- Built-in dual microphones & speakers for real-time two-way talk
- Red & blue flashing lights + loud warning sirens to deter trespassers
- Custom voice alerts for an extra layer of security
🔌 Flexible Installation & Connectivity
- Supports both 12V DC & PoE (802.3af) power supply options
- RJ-45 Ethernet connection for stable and secure networking
- ONVIF, CGI, and AI NVR compatibility for smart home integration
💾 Secure Storage & Remote Access
- MicroSD support up to 256GB for local recording
- Smart PSS, DSS & DMSS support for remote monitoring via iOS & Android
🌦 Rugged & Weatherproof Build
- IP67-rated water & dustproof design ensures durability in extreme conditions (-40°C to +60°C)
- Sturdy metal casing for vandal resistance
🔧 Technical Specifications
✔ Model: Dahua HDW3849H-AS-PV-S4
✔ Resolution: 8MP (3840 × 2160) @ 25/30 fps
✔ Lens Options: 2.8mm (106° FoV) | 3.6mm (85° FoV)
✔ Smart Codec: H.265+ / H.264+ / AI Compression
✔ Night Vision: 30m IR + Warm Light
✔ Detection Features: Intrusion, Tripwire, Motion, Audio, Privacy Masking
✔ Power Options: PoE (802.3af) or 12V DC
✔ Audio: Built-in dual microphones & speaker
✔ Storage: Supports up to 256GB microSD + NAS/FTP recording
✔ Operating Conditions: -40°C to +60°C, 95% RH max
✔ Protection Grade: IP67 (Water & Dust Proof)
🌎 Multilingual Support
This camera supports multiple languages, ensuring ease of use for global users:
English, Dutch, Italian, Spanish, French, German, Portuguese, Polish, Romanian, Hungarian, Czech, Russian, Hebrew, Arabic, Japanese, Korean, Turkish, Ukrainian, Thai, Indonesian, and Vietnamese.
📦 What’s in the Box?
✔ 1 × Dahua HDW3849H-AS-PV-S4 Camera
✔ Mounting Accessories
✔ User Manual
💡 If you need an NVR for this camera, please check our store for compatible models!
🔥 Why This Camera Stands Out?
✅ Ultra HD 8MP resolution for superior clarity
✅ AI-powered analytics for accurate intrusion detection
✅ Full-color night vision with smart illumination
✅ Two-way audio & active deterrence with sirens and lights
✅ IP67-rated for extreme weather conditions
Secure your home or business with cutting-edge AI surveillance today! 🚀
Camera |
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Image Sensor |
1/2.8" CMOS |
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Max. Resolution |
3840 (H) × 2160 (V) |
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ROM |
128 MB |
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RAM |
512 MB |
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Scanning System |
Progressive |
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Electronic Shutter Speed |
Auto/Manual 1/3 s–1/100,000 s |
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Min. Illumination |
0.004 lux@F1.0 (Color, 30 IRE) |
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0.0004 lux@F1.0 (B/W, 30 IRE) |
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0 lux (illuminator on) |
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S/N Ratio |
﹥ 56 dB |
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Illumination Distance |
Up to 30 m (98.43 ft) (IR) |
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Up to 30 m (98.43 ft) (warm light) |
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Illuminator On/Off Control |
Auto; manual |
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Illuminator Number |
1 (IR LED) |
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1 (warm light) |
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Angle Adjustment |
Pan: 0°–360° |
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Tilt: 0°–78° |
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Rotation: 0°–360° |
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Lens |
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Lens Type |
Fixed-focal |
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Mount Type |
M12 |
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Focal Length |
2.8 mm; 3.6 mm |
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Field of View |
2.8 mm: H: 106°; V: 55°; D: 125° |
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3.6 mm: H: 85°; V: 45°; D: 100° |
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Iris Type |
Fixed |
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Close Focus Distance |
2.8 mm: 2.0 m (6.56 ft) |
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3.6 mm: 2.8 m (6.23 ft) |
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DORI Distance |
Lens |
Detect |
Observe |
Recognize |
Identify |
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2.8 mm |
91.0 m (298.56 ft) |
36.4 m |
18.2 m |
9.1 m |
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( 119.42 ft) |
(59.71 ft) |
(29.86 ft) |
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3.6 mm |
107.6 m (353.02 ft) |
43.0 m |
21.5 m |
10.8 m |
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( 141.08 ft) |
(70.54 ft) |
(35.43 ft) |
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Intelligent |
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IVS (Perimeter Protection) |
Tripwire; intrusion (Support the classification and |
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SMD 4.0 |
Less false alarm, longer detection distance |
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Smart Search |
Work together with Smart NVR to perform refine intelligent search, |
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Quick Pick |
With AI NVR, quickly pick up the human/vehicle targets |
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AI SSA |
Adopt deep learning algorithms to adjust the parameters |
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Video |
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Video Compression |
H.265; H.264; H.264H; H.264B; MJPEG (Only supported by the sub stream) |
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Smart Codec |
Smart H.265+; Smart H.264+ |
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AI Coding |
AI H.265; AI H.264 |
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Video Frame Rate |
Main stream: 3840 × 2160@(1 fps–30 fps) |
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Sub stream: 704 × 576@(1 fps–25 fps)/704 × 480@(1 fps–30 fps) |
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Third stream: 1920 × 1080@(1 fps–30 fps) |
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*The values above are the max. frame rates of each stream; for multiple streams, |
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Stream Capability |
3 streams |
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Resolution |
8M (3840 × 2160); 6M (3072 × 2048); 5M (3072 × 1728/2592 × 1944); |
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Bit Rate Control |
CBR/VBR |
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Video Bit Rate |
H.264: 32kbps–8192 kbps |
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H.265:12kbps–8192 kbps |
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Day/Night |
Auto (ICR)/Color/B/W |
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BLC |
Yes |
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HLC |
Yes |
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WDR |
120 dB |
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Scene Self-adaptation |
Yes |
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White Balance |
Auto; natural; street lamp; outdoor; manual; regional custom |
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Gain Control |
Auto; manual |
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Noise Reduction |
3D NR |
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Motion Detection |
OFF/ON (4 areas) |
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Region of Interest (RoI) |
Yes (4 areas) |
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Smart Illumination |
Yes |
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Defog |
Yes |
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Image Rotation |
0°/90°/180°/270° (Support 90°/270° with 2688 × 1520 resolution and lower) |
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Mirror |
Yes |
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Privacy Masking |
8 areas |
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Audio |
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Built-in Mic |
Yes, built-in dual Mic |
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Built-in speaker |
Yes, built-in speaker |
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Audio Compression |
PCM; G.711a; G.711Mu; G.726; G.723 |
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Alarm |
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Alarm Event |
No SD card; SD card full; SD card error; network disconnection; IP conflict; |
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Network |
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Network |
RJ-45 (10/100 Base-T) |
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SDK and API |
Yes |
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Cyber Security |
Video encryption; firmware encryption; configuration encryption; Digest; WSSE; |
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Protocol |
IPv4; IPv6; HTTP; TCP; UDP; ARP; RTP ; RTSP; RTCP; RTMP; SMTP; FTP; SFTP; |
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Interoperability |
ONVIF (Profile S;Profile G;Profile T); CGI |
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User/Host |
20 (Total bandwidth: 72 M) |
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Storage |
FTP; SFTP; Micro SD card (Support max. 256 G); NAS |
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Browser |
IE: IE8/9/11 |
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Chrome |
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Firefox |
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Management Software |
Smart PSS; DSS; DMSS |
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Mobile Phone |
iOS; Android |
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Certification |
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Certification |
CE-LVD: EN 62368-1; |
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CE-EMC: Electromagnetic Compatibility Directive 2014/30/EU; |
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FCC: 47 CFR FCC Part 15, Subpart B; |
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UL/CUL:UL62368-1 & CAN/CSA C22.2 No. 62368-1-14 |
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Port |
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Audio Input |
1 channel (RCA port) |
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Audio Output |
1 channel (RCA port) |
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Alarm Input |
1 channel in: 5 mA 3V–5 VDC |
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Alarm Output |
1 channel out: 300 mA 12 VDC |
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Power |
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Power Supply |
12 VDC/PoE (802.3af) |
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Power Consumption |
Basic: 5.2 W (12 VDC); 5.5 W (PoE) |
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Max. (pulling stream+warning light+speaker+warm light on): |
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Environment |
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Operating Conditions |
–40 °C to +60 °C (–40 °F to +140 °F)/Less than 95% RH |
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Storage Conditions |
–40 °C to +60 °C (–40 °F to +140 °F) |
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Protection Grade |
IP67 |
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Structure |
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Casing |
Metal |
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Dimensions |
110.9 mm × Φ122.0 mm (4.37" × Φ4.80") |
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Net Weight |
745 g (1.64 lb) |
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Gross Weight |
915 g (2.02 lb) |


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