Dahua 4MP Bullet 50m IR 2.8mm
> 4-MP 1/2.9" CMOS image sensor, excellent low luminance performance and high definition of images
> Outputs max. 4 MP (2688 × 1520) @25/30 fps.
> H.265 codec, high compression rate, ultra-low bit rate.
> Built-in IR LED, max. IR distance: 50 m.
> ROI, SMART H.264 +/H.265+, AI H.264/H.265. flexible coding, applicable to various bandwidth and storage environments.
> Rotation mode, WDR, 3D NR, HLC, BLC, digital watermarking, applicable to various monitoring scenes.
> Intelligent detection: Intrusion, tripwire (support the classification and accurate detection of vehicle and human).
> Abnormality detection: Motion detection, privacy masking, scene changing, audio detection, no SD card, SD card full, SD card error, network disconnection, IP conflict, illegal access, and voltage detection.
> Alarm: 1 in, 1 out (Only - AS supports); audio: 1 in, 1 out (Only - AS supports); max. 256 G Micro SD card. built-in Mic.
> 12 VDC/PoE power supply facilitates installation.
> IP67 protection.
> SMD 4.0, AI SSA.
Camera |
Image Sensor | 1/2.9" CMOS |
Max. Resolution | 2688 (H) × 1520 (V) |
ROM | 128 MB |
RAM | 512 MB |
Scanning System | Progressive |
Electronic Shutter Speed | Auto/Manual 1/3 s1/100,000 s |
Min. Illumination | 0.005 lux@F1.4 (Color, 30 IRE)
0.0005 lux@F1.4 (B/W, 30 IRE)
0 lux (Illuminator on) |
S/N Ratio | >56 dB |
Illumination Distance | 50 m (164.04 ft) |
Illuminator On/Off Control | Auto/Manual |
Illuminator Number | 1 (IR LED) |
Pan/Tilt/Rotation Range | Pan: 0°360°; Tilt: 0°90°; Rotation: 0°360° |
Lens |
Lens Type | Fixed-focal |
Lens Mount | M12 |
Focal Length | 2.8 mm; 3.6 mm; 6 mm |
Max. Aperture | F1.4 |
Field of View | 2.8 mm: Horizontal:107°; vertical: 56°; diagonal: 127°
3.6 mm: Horizontal:88°; vertical: 44°; diagonal: 105°
6 mm: Horizontal:54°; vertical: 29°; diagonal: 63° |
Iris Control | Fixed |
Close Focus Distance | 2.8 mm: 0.7 m (2.30 ft)
3.6 mm: 1.3 m (4.27 ft)
6 mm: 2.6 m (8.53 ft) |
DORI Distance | Lens | Detect | Observe | Recognize | Identify |
2.8 mm | 63.6 m
(208.66 ft) | 25.4 m
(83.33 ft) | 12.7 m
(41.67 ft) | 6.4 m
(21.00 ft) |
3.6 mm | 85.4 m
(280.18 ft) | 34.2 m
(112.20 ft) | 17.1 m
(56.10 ft) | 8.5 m
(27.89 ft) |
6 mm | 124 m
(406.82 ft) | 49.6m
(162.73 ft) | 24.8 m
(81.36 ft) | 12.4 m
(40.68 ft) |
Intelligence |
IVS (Perimeter Protection) | Tripwire, intrusion (support the classification and accurate detection of vehicle and human) |
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 | Work together with Smart NVR to perform refine intelligent search, event extraction and merging to 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: 2688 × 1520 @ (125/30) fps
Sub stream 1: 704 × 576 @ (125 fps)/704 × 480 @ (130 fps)
Sub stream 2: 1920 × 1080 @ (125/30 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 | 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) |
