IPC-HFW2441DG-4G-SP-B-MAX - is a camera It is an outdoor bullet designed to ensure maximum security thanks to the 1/3" 4MP CMOS sensor and 2560 × 1440 (2K QHD) resolution at 15 fps . Equipped with a 3.6 mm fixed lens , it offers a wide field of view (up to 92.4°) and clear images even in low light conditions, thanks to the Smart Dual Light technology that combines IR illumination and white light. This camera integrates a 4G module for flexible installations without network wiring, a 64Wh lithium battery rechargeable with solar panel , as well as a microphone and speaker for Two-way Talk . With AI functions such as PIR detection, sound and light alarm and IP67 protection, it is the ideal choice for homes, shops and companies that require reliability and constant control. Dahua
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IPC-HFW2441DG-4G-SP-B-MAX | 4MP IP BULLET CAMERA WITH 3.6mm FIXED LENS - SMART DUAL LIGHT - SOLAR PANEL - 4G

The Dahua IPC-HFW2441DG-4G-SP-B-MAX is an outdoor bullet camera that combines efficiency and reliability. Equipped with a 1/3" 4MP CMOS sensor, it offers a maximum resolution of 2560 × 1440 (QHD 2K) at 15 fps for clear, smooth images. The 3.6 mm fixed lens guarantees a wide field of view of up to 92.4°, ideal for monitoring outdoor areas of homes, shops or businesses. Thanks to Smart Dual Light technology, it automatically switches from IR to white light, ensuring color visibility even at night. It integrates a 4G module, a 64Wh rechargeable battery with solar panel, a microphone and speaker for Two-way Talk, as well as an audible and light alarm. With IP67 protection and H.265 compression, it is the perfect solution for flexible and long-lasting installations .
Main specifications:
- 1/3" 4MP CMOS sensor with 2560 × 1440 resolution (QHD 2K)
- 3.6mm fixed optics with up to 92.4° field of view
- Smart Dual Light for color vision even at night
- Integrated 4G module with 64Wh battery and solar panel
- Sound and light alarm, Two-way Talk and IP67 protection
Further details
✅ Network Camera:

Technical data sheet
MODEL | IPC-HFW2449T-ZAS-IL |
Room | |
Image Sensor | 1/3" CMOS |
Max. Resolution | 2560 (H) × 1440 (V) |
ROM | 128 MB |
RAM | 128 MB |
Scanning System | Progressive |
Electronic Shutter Speed | Auto/Manual 1/3 s–1/100000 s |
Min. Illumination | 0.01 lux@F1.6 (Color, 30 IRE) 0.001 lux@F1.6 (B/W, 30 IRE) 0 lux (Illuminator on) |
S/N Ratio | > 40 dB |
Illumination Distance | Up to 30 m (98.43 ft) (IR) Up to 20 m (65.62 ft) (Warm light) |
Illuminator On/Off Control | Auto/Manual |
Illuminator Number | 1 (IR LED); 1 (Warm light) |
Pan/Tilt/Rotation Range | Pan: 0°–360° Tilt: –60° to 0° Rotation: 0°–360° |
Lens | |
Lens Type | Fixed-focal |
Lens Mount | M12 |
Focal Length | 3.6 mm |
Max. Openings | F1.6 |
Field of View | H: 78.4°; V: 42.4°; D: 92.4° |
Iris Type | Fixed |
Close Focus Distance | 1.5 m (4.92 ft) |
Intelligence | |
Intelligence Notes | SMD |
Video | |
Video Compression | H.265 |
Video Frame Rate | Main stream: 2560 × 1440@(1–15 fps) sub stream: 640 × 360@(1–15 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 |
Streaming Capability | 2 stream |
Resolution | 4M (2688 × 1520/2560 × 1440); 3M (2304 × 1296); 1080p (1920 × 1080); 1.3M (1280×960); 720p (1280 × 720); D1 (704 × 576/704 × 480); VGA (640 × 480); CIF (352 × 288/352 × 240) |
Video Bit Rate | H.265: 32 kbps–4096 kbps |
Day/Night | Auto(ICR)/Color/B/W |
BLC | Yes |
HLC | Yes |
WDR | DWDR |
White Balance | Car |
Gain Control | Car |
Noise Reduction | 3D NR |
Motion Detection | OFF/ON (4 areas, rectangular) |
Smart Dual Light | Yes |
Privacy Masking | 4 areas |
Audio | |
Built-in MIC | Yes, built-in Mic |
Built-in Speaker | Yes, built-in speaker |
Audio Compression | G.711a |
Alarm | |
Alarm Event | SD card error; SD card full; motion detection; PIR alarm; low battery alarm |
Network | |
Network | RJ-45 (10/100 Base-T) |
Interoperability | P2P |
Storage | Micro SD card (support max. 512GB) |
Management Software | DMSS; DSS Pro |
Mobile Client | Android; iOS |
Certification | |
Certifications | CE-LVD: EN62368-1; CE-EMC: Electromagnetic Compatibility Directive 2014/30/EU CE-RED: Radio Equipment Directive 2014/53/EU |
Port | |
USB | 1 Type-C Port |
Power | |
Power Supply | 12 VDC |
Power Consumption | Ultra power saving mode: 0.036 W; Power saving mode: 0.047 W; AOV mode: 0.26 W; Performance mode: 1.33 W |
Environment | |
Operating Temperature | –30 °C to +60 °C (–22 °F to +140 °F) |
Operating Humidity | ≤95% (RH), non-condensing |
Strorage Temperature | –30 °C to +60 °C (–22 °F to +140 °F) |
Storage Humidity | ≤95% (RH), non-condensing |
Protection | IP67 |
Structure | |
Casing Material | Plastic |
Product Dimensions | 256 mm × 290 mm × 197 mm (10.08" × 11.42" × 7.76") (L × W × H) |
Net Weight | 1357 g (2.99 lb) |
Gross Weight | 2869 g (6.33 lb) |
Battery | |
Operating Temperature | Charging: –30 °C to +60 °C (–22 °F to +140 °F) Discharging: –40 °C to +60 °C (–40 °F to +140 °F) |
Net Weight | 550 g (1.21 lb) |
Battery Type | Lithium iron phosphate |
Battery Capacity | 64Wh |
Battery Voltage | 6.4 V |
Cycle Lifetime | Ultra power saving mode (no-trigger recording): 76 days Power saving mode (30 daily alarms of under 15s each): 56days AOV mode (30 daily alarms of under 15s each): 10 days Performance mode (continuous recording): 2 days |
Battery Life | More than 1,000 cycles |
Solar Module | |
Operating Temperature | –40 °C to +60 °C (–40 °F to +140 °F) |
Product Dimensions | 285 mm × 235 mm × 2.5 mm (11.22" × 9.25" × 0.1") (L × W × H) |
Max. Power | 10.5 W |
Cell Type | Monocrystalline silicon |