IPC-HFW2231M-AS-I2-B-S2

Categories: Camera, Dahua, Lite Series, Products

IPC-HFW2231M-AS-I2-B-S2 is a 2MP bullet network camera from Lite series which has Fixed-focal lens. Dahua Lite series IP camera has efficient video encoding capacity, that helps reduce bandwidth and storage space. IPC-HFW2231M-AS-I2-B-S2 adopts 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
Fixed-focal	3.6 mm; 6 mm
Field of View	3.6 mm: Horizontal: 88°; Vertical: 44°; Diagonal: 105° 6 mm: Horizontal: 54°; Vertical: 29°; Diagonal: 63°
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@1–25/30 fps Sub stream: 704 × 576@1–25 fps 704 × 480@1–30 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)

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