৳ 1,950

* Model: Dahua HAC-B1A21
* Max. 30fps@1080P
* HD and SD output switchable
* 3.6mm fixed lens (6mm optional)
* Max. IR length 20m, Smart IR

Brand: Dahua Camera


HAC-B1A21 – Buy Dahua CCTV from Dahua CC Camera Store in Bangladesh.

Dahua dealer in Bangladesh is presenting the best CC Camera Brand in BD.


HAC-B1A21 price




Camera Feature
Image Sensor 1/2.7″ CMOS
Effective Pixels 1920(H)×1080(V), 2MP
IR Distance Up to 20m (66feet)
Others 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
Type Fixed lens / Fixed iris
Focal Length 3.6mm (6mm Optional)
Aperture F1.85
Angle of View H: 93° ( 54.7°)
Physical Specification
Dimension 70mm×70mm×149mm (2.76″×2.76″×5.87″)
Weight Net Weight 0.14kg (0.31lb)
Gross Weight 0.17kg (0.37lb)
Power Power Supply 12V DC ±30%
Consumption of Power Max. 2.7W (12V DC, IR on)
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.



Detect 25px/m


2.8mm: 37m(121ft)

3.6mm: 51m(167ft)

6mm: 80m(262ft)

Observe 63px/m


2.8mm: 15m(49ft)

3.6mm: 20m(66ft)

6mm: 32m(105ft)

Recognize 125px/m


2.8mm: 8m(26ft)

3.6mm: 10m(33ft)

6mm: 16m(51ft)

Identify 250ppm


2.8mm: 4m(14ft)

3.6mm: 5m(17ft)

6mm: 8m(26ft)


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