دوربین مداربسته IP داهوا HFW4831EP-SE

Camera

Image Sensor

1/2.5” 8Megapixel progressive scan CMOS

Effective Pixels

3840(H)x2160(V)

RAM/ROM

512MB/32MB

Scanning System

Progressive

Electronic Shutter Speed

Auto/Manual, 1/3(4)~1/100000s

Minimum Illumination

0.06Lux/F1.6( Color,1/3s,30IRE)

0.3Lux/F1.6( Color,1/30s,30IRE)

0Lux/F1.6(IR on)

S/N Ratio

More than 50dB

IR Distance

Distance up to 40m (131ft)

IR On/Off Control

Auto/ Manual

IR LEDs

2

Lens

Lens Type

Fixed

Mount Type

Board-in

Focal Length

2.8mm (4.0mm optional)

Max. Aperture

F1.6 (F1.6)

Angle of View

H:112° (88°), V:69° (48°)

Optical Zoom

N/A

Focus Control

Fixed

Close Focus Distance

0.9m(1.7m)

DORI Distance

Lens

Detect

Observe

Recognize

Identify

2.8 mm

69m(226ft)

28m(92ft)

14m(46ft)

7m(23ft)

4.0 mm

89m(292ft)

36m(118ft)

18m(59ft)

9m(30ft)

Pan/Tilt/Rotation

Pan/Tilt/Rotation Range

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

Intelligence

IVS

Tripwire, Intrusion, Object Abandoned/Missing

Advanced Intelligent Functions

Face Detection

Video

Compression

H.265+/H.265/H.264+/H.264

Streaming Capability

3 Streams

Resolution

4K(3840×2160)/6M(3072×2048)/5M(2560×1920)/

3M(2048×1536)/3M(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: 4K(1~15fps)/3M(1~25/30fps)

Sub Stream: D1(1~25/30fps)

Third Stream: 1080P(1~25/30fps)

Bit Rate Control

CBR/VBR

Bit Rate

H.264: 24K ~ 10240Kbps

H.265: 14K ~ 9984Kbps

Day/Night

Auto(ICR) / Color / B/W

BLC Mode

BLC / HLC / WDR(120dB)

White Balance

Auto/Natural/Street Lamp/Outdoor/Manual

Gain Control

Auto/Manual

Noise Reduction

3D DNR

Motion Detetion

Off / On (4 Zone, Rectangle)

Region of Interest

Off / On (4 Zone)

Electronic Image Stabilization (EIS)

N/A

Smart IR

Support

Defog

N/A

Digital Zoom

16x

Flip

0°/90°/180°/270°

Mirror

Off / On

Privacy Masking

Off / On (4 Area, Rectangle)