The Dahua HAC-B1A21P-U-IL-A 2MP Smart Dual Light HDCVI Bullet CC Camera is a reliable surveillance solution designed for both indoor and outdoor monitoring. It delivers Full HD 1080p resolution with a 2.8mm fixed lens, ensuring sharp and detailed video quality for homes, offices, and commercial spaces. Equipped with Smart Dual Light technology, it provides intelligent night vision with IR and warm light illumination up to 25 meters, automatically switching to full‑color imaging when motion is detected. With a built‑in microphone for audio recording, multi‑format support (CVI/CVBS/AHD/TVI), and durable weather‑resistant housing, the Dahua HAC-B1A21P-U-IL-A offers dependable performance, easy integration, and enhanced security at an affordable price.
Featuring Smart Dual Light technology, the Dahua HAC-B1A21P-U-IL-A CC Camera intelligently switches between infrared and warm light modes, ensuring clear visibility in complete darkness. This reduces false alarms and delivers full‑color video at night, making it ideal for environments that require accurate monitoring after hours.
Constructed with a weather‑resistant casing, the Dahua HAC-B1A21P-U-IL-A is built to withstand outdoor conditions while maintaining reliable performance. Its compact bullet design allows flexible installation with 360° pan, 90° tilt, and 360° rotation, ensuring optimal coverage for perimeter security, parking lots, and commercial sites.
The Dahua CC Camera integrates a built‑in microphone for one‑way audio recording, adding valuable context to video footage. Supporting CVI, CVBS, AHD, and TVI formats, the Dahua Bullet CC Camera works seamlessly with different DVRs and surveillance systems, offering flexibility for upgrades or expansions.
| General | ||
| Casing | Metal front cover + plastic rear barrel + metal bracket | |
| Dimensions | 146.1 mm × 70.0 mm × 69.8 mm (5.75″ × 2.76″ × 2.75″) | |
| Weight | 0.23 kg (0.51 lb) | |
| Pan/Tilt/Rotation | Pan: 0°–360° Tilt: 0°–90° Rotation: 0°–360° |
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| Operating Conditions | –40 °C to +60 °C (–40 °F to +140 °F) | |
| Storage Conditions | –40 °C to +60 °C (–40 °F to +140 °F) | |
| Power Supply | 12 VDC ± 30% | |
| Power Consumption | Max 3.3 W (12 VDC, WLED on) | |
| Camera | ||
| Image Sensor | 2 MP CMOS | |
| Effective Pixels | 1920 (H) × 1080 (V) | |
| Scanning System | Progressive | |
| Electronic Shutter Speed | PAL: 1/25 s–1/100000 s NTSC: 1/30 s–1/100000 s |
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| Minimum Illumination | 0.02 lux@F2.0 (Color, 30 IRE); 0.002 lux@F2.0 (B/W, 30 IRE); 0 lux (Illuminator on) |
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| S/N Ratio | >65 dB | |
| IR Distance | IR: 30 m (98.43 ft); Warm light: 20 m (65.62 ft) |
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| IR On/Off Control | Auto / Manual | |
| IR LEDs | 2 (Warm light);2 (IR light) | |
| Lens | ||
| Lens Type | Fixed-focal | |
| Mount Type | M12 | |
| Focal Length | 2.8 mm; 3.6 mm; 6 mm | |
| Max Aperture | F2.0 | |
| Angle of View | 2.8 mm: H: 100°; V: 54°; D: 117° 3.6 mm: H: 80°; V: 43°; D: 94° 6 mm: H: 43°; V: 24°; D: 50° |
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| Close Focus Distance | 2.8 mm: 0.5 m (1.64 ft) 3.6 mm: 0.8 m (2.62 ft) 6 mm: 2.4 m (7.87 ft) |
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| Video | ||
| Resolution | 1080p (1920 × 1080); 960H (960 × 576/960 × 480) | |
| Frame Rate | CVI: PAL: 1080p@25 fps NTSC: 1080p@30 fps AHD: PAL: 1080p@25 fps NTSC: 1080p@30 fps TVI: PAL: 1080p@25 fps NTSC: 1080p@30 fps CVBS: PAL: 960H NTSC: 960H |
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| Video Output | Video output choices of CVI/TVI/AHD/CVBS by one BNC port | |
| Day/Night | Auto(ICR)/Color/B/W | |
| BLC Mode | BLC; HLC; DWDR | |
| Gain Control | Auto/Manual | |
| Noise Reduction | 2D NR | |
| Interface | ||
| Audio Interface | One channel built-in mic | |
| Special Features | ||
| Features | Smart Dual Light. 30 m illumination distance. Super Adapt. Built-in MIC. IP67 |
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| Warranty | ||
| Warranty | 1 Year | |
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