Dahua 4MP Lite IR Fixed-focal Eyeball Network Camer [ DH-IPC-HDW2431TP-AS-S2 ]

• 4MP, 1/3” CMOS image sensor, low illuminance, high image definition
• Outputs 4MP (2560 × 1440)@25/30 fps, Max. supports 4MP (2688 × 1520) @ 20 fps
• Support Triple Stream
• H.265 coding, high compression ration, 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
• Rotation mode, WDR, 3D NR, HLC, BLC, digital watermarking, applicable to various monitoring scenes
• Intelligent detection: Intrusion, tripwire
• Abnormality detection: Motion detection, video tampering,no SD card, SD card full, SD card error, network disconnected, IP conflict, illegal access, voltage detection
• Max. 256 GB SD card and built-in Mic
• 12V DC/POE power supply
• IP67 protection

Camera
Image Sensor 1/3” 4Megapixel progressive CMOS
Max. Resolution 2688 (H) × 1520 (V)
ROM 128 MB
RAM 128 MB
Scanning System Progressive
Electronic Shutter Speed Auto/Manual 1/3 s–1/100000 s
Min. Illumination 0.008 Lux @ F1.6
S/N Ratio >56 dB
Illumination Distance 30 m (98.43 ft)
Illuminator On/Off Control Auto/Manual
Illuminator Number 2 (IR LED)
Pan/Tilt/Rotation Range
Pan: 0°–360°
Tilt: 0°–78°
Rotation: 0°–360°

Lens
Lens Type Fixed-focal
Mount Type M12
Focal Length 2.8 mm
3.6 mm
Max. Aperture F1.6
F1.6
Field of View
2.8 mm:
Horizontal 102.0° × Vertical 55.0° × Diagonal 121.0°
3.6 mm :
Horizontal 84.0° × Vertical 45.0° × Diagonal 100.0°
Iris Type Fixed
Close Focus Distance 2.8 mm: 0.9 m (2.95 ft)
3.6 mm: 1.6 m (3.61 ft)
DORI
Distance
Lens Detect Observe Recognize Identify
2.8 mm 56 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 80 m
(262.47 ft)
32.0 m
(104.99 ft)
16.0 m
(52.49 ft)
8.0 m
(26.25 ft)