Camera

Image Sensor

1/3” 4Megapixel progresive CMOS

Effective Pixels

2688(H)x1520(V)

RAM/ROM

128MB/128MB

Scanning System

Progressive

Electronic Shutter Speed

Auto/Manual, 1/3~1/100000s

Minimum Illumination

0.03 Lux @ F2.0

S/N Ratio

More than 50dB

IR Distance

Distance up to 30m(98ft)

IR On/Off Control

Auto/ Manual

IR LEDs

18

Lens

Lens Type

Fixed

Mount Type

M12

Focal Length

2.8 mm (3.6 mm optional)

Max. Aperture

F2.0/F2.0

Angle of View

2.8 mm: Horizontal: 93° Vertical: 53° Diagonal: 111°

3.6 mm: Horizontal: 81° Vertical: 44° Diagonal: 95°

Focus Control

Fixed

Close Focus Distance

2.8 mm: 0.8 m (2.6 ft)

3.6 mm: 1.4 m (4.6 ft)

DORI Distance

Lens

Detect

Observe

Recognize

Identify

2.8 mm

50.0 m (183.7 ft)

22.4 m (73.5 ft)

11.2 m (36.7 ft)

15.1 m (18.4 ft)

3.6 mm

80.0 m (262.5 ft)

32.0 m (105.0 ft)

116.0 m (52.5 ft)

8.0 m (26.2 ft)

PTZ

Pan/Tilt Range

Pan:0° ~360° ;Tilt:0° ~90° ;Rotation:0° ~360°

Intelligence

Event Trigger

Motion detection, Video tampering, Scene changing, Network disconnection, Ip address conflict, Illegal access, Storage anomaly

IVS

IVS

Video

Compression

H.265; H.264; H.264B; MJPEG

Smart Codec

Yes

Streaming Capability

2 Streams

Resolution

2688 × 1520 (2688 × 1520); 2560 × 1440 (2560 × 1440); 2304 × 1296 (2304 × 1296); 1080p (1920 × 1080); 1.3M (1280 × 960); 720p (1280 × 720); D1 (704 × 576/704 × 480); VGA (640 × 480); CIF (352 × 288/352 ×240)

Frame Rate

Main Stream: 2688 × 1520 (1 fps–20 fps) 2560 × 1440 (1 fps–25/30 fps)

Sub Stream: 704 × 576 (1 fps–20/25 fps) 704 × 480 (1 fps–20/30 fps)

Bit Rate Control

CBR/VBR

Bit Rate

Tags: Dahua IPC-HFW1431S-S4 - 4MP IP Cameras 4MP WDR IR Mini-Bullet Camera