Dahua 4MP Entry IR Fixed-focal Bullet Network Camera [ DH-IPC-HFW1431S1P-A-S4 ]

• 4-MP 1/2.7″ CMOS image sensor, low luminance, and high definition image
• Outputs 4 MP (2560 × 1440) @25/30 fps, and supports max. 4 MP (2688 × 1520) @20 fps
• H.265 codec, high compression rate, ultra-low bit rate
• Built-in IR LED, max. IR distance: 30 m
• ROI, SMART H.264/H.265, flexible coding, applicable to various bandwidth and storage environments
• Image Rotation, WDR, 3D DNR, HLC, BLC, digital watermarking, applicable to various monitoring scenes
• Abnormality detection: Motion detection, video tampering, network disconnection, IP conflict, illegal access, voltage detection
• Built-in MIC.
• 12V DC/PoE power support
• IP67, protection

Camera
Image Sensor 1/2.7″ CMOS
Max. Resolution 2688 (H) × 1520 (V)
ROM 16 MB
RAM 128 MB
Scanning System Progressive
Electronic Shutter Speed Auto/Manual 1/3 s–1/100,000 s
Min. Illumination
0.03 lux@F2.0 (Color, 30 IRE)
0.003 lux@F2.0 (B/W, 30 IRE)
0 lux (Illuminator on)
S/N Ratio > 56 dB
Illumination Distance 30 m (98.43 ft) (IR)
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
Max. Aperture 2.8 mm: F2.0
3.6 mm: F2.0
Field of View 2.8 mm: Horizontal: 104°; Vertical: 58°; Diagonal: 124°
3.6 mm: Horizontal: 88°; Vertical: 48°; Diagonal: 103°
Iris Control Fixed
Close Focus Distance 2.8 mm: 0.7 m (2.30 ft)
3.6 mm: 1.2 m (3.94 ft)
DORI Distance
Lens Detect Observe Recognize Identify
2.8 mm 56.0 m
(183.73 ft)
22.4 m
(73.49 ft)
11.2 m
(36.75 ft)
5.6 m
(18.37 ft)
3.6 mm 76.0 m
(249.34 ft)
30.4 m
(99.74 ft)
15.2 m
(49.87 ft)
7.6 m
(24.93 ft)