IPC-HDBW2231F-AS-S2 is a 2MP dome network camera from Lite series which has Fixed-focal lens. Dahua Lite series IP camera has efficient video encoding capacity, that reduces bandwidth and storage space. IPC-HDBW2231F-AS-S2 has the latest starlight technology and displays better colour image in low light conditions. This camera supports SD card, dust proof and waterproof function. It is  vandal-proof, and supports IP67 standard.

Image Sensor

1/2.8" CMOS

Max. Resolution

1920 (H) × 1080 (V)

ROM

128 MB

RAM

128 MB

Scanning System

Progressive

Electronic Shutter Speed

Auto/Manual 1/3 s–1/100,000 s

Min. Illumination

0.002 Lux@F1.6 (Color, 30 IRE)
0.0002 Lux@F1.6 (B/W, 30 IRE)
0 Lux (Illuminator on)

Lens Type

Fixed-focal

Focal Length

2.8 mm; 3.6 mm

Field of View

2.8 mm: H: 108°; V: 56°; D: 128° 3.6 mm: H: 88°; V: 46°; D: 104°

Iris Control

Fixed

Video Compression

H.265; H.264; H.264B; MJPEG (Only supported by the sub stream)

Video Frame Rate

Main stream:
1920 × 1080 @(1fps–25/30 fps)
Sub stream:
704 × 576 @(1fps–25/30 fps)
704 × 480 @(1fps–25/30 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

2 streams

Resolution

1080p (1920 × 1080); 1.3M (1280 × 960); 720p (1280 × 720); D1 (704 × 576/704 × 480); VGA (640 × 480); CIF (352 × 288/352 × 240)

Day/Night

Auto (ICR)/Color/B/W

WDR

120 dB

Noise Reduction

3D NR

Motion Detection

OFF/ON (4 areas, rectangular)

Audio Compression

G.711a; G.711Mu; G.726; PCM

Operating Temperature

–40°C to +60°C (–40°F to +140°F)/less than ≤ 95% RH

Built-in MIC

Yes

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