Dahua HAC-B1A21 2MP HD Camera Price In Bangladesh

Camera

Image Sensor

1/2.7" CMOS

Effective Pixels

1920(H)×1080(V), 2MP

Scanning System

Progressive

Electronic Shutter Speed

PAL: 1/25~1/100000s

NTSC: 1/30~1/100000s

Minimum Illumination

0.04Lux/F1.85, 30IRE, 0Lux IR on

S/N Ratio

More than 65dB

IR Distance

Up to 20m (66feet)

IR On/Off Control

Auto / Manual

Lens

Lens Type

Fixed lens / Fixed iris

Mount Type

Board-in

Focal Length

3.6mm (2.8mm, 6mm Optional)

Max Aperture

F1.85

Angle of View

H: 93° (103°, 54.7°)

Focus Control

N/A

Close Focus Distance

800mm (2000mm)

31.50'' (78.74'')

DORI Distance

Note: The DORI distance is a “general proximity” of distance which makes it easy to pinpoint the right camera for your needs. The DORI distance is calculated based on sensor specification and lab test result according to EN 62676-4 which defines the criteria for Detect, Observe, Recognize and Identify respectively.

DORI

Definition

Distance

Detect

25px/m

(8px/ft)

3.6mm: 51m(167ft)

6mm: 80m(262ft)

Observe

63px/m

(19px/ft)

3.6mm: 20m(66ft)

6mm: 32m(105ft)

Recognize

125px/m

(38px/ft)

3.6mm: 10m(33ft)

6mm: 16m(51ft)

Identify

250ppm

(76px/ft)

3.6mm: 5m(17ft)

6mm: 8m(26ft)

Pan / Tilt / Rotation

Pan/Tilt/Rotation

Pan: 0° ~ 360°

Tilt: 0° ~ 90°

Rotation: 0° ~ 360°

Video

Resolution

1080P (1920×1080)

Frame Rate

25/30fps@1080P, 25/30/50/60fps@720P

Video Output

1-channel BNC high definition video output / CVBS video output (Can switch)

Day/Night

Auto (ICR) / Manual

OSD Menu

Multi-language

BLC Mode

BLC / HLC / DWDR

WDR

DWDR

Gain Control

AGC

Noise Reduction

2D

White Balance

Auto / Manual

Smart IR

Auto / Manual