IP cameras Comparison: DRS, Dahua Technology  (4)

Colour Type
Colour / Monochrome
--
Colour / Monochrome
Colour / Monochrome
Resolution
640 x 480
2 MP
4MP
4MP
Digital (DSP)
--
--
Specialist Type
Thermal
--
--
--
Voltage
12 ~ 24 V DC
12 V DC, PoE
12 V DC, PoE
MicroUSB / 5 VDC
Focal Length mm
14.25 mm
3.6
2.7 ~ 13.5
2.8 mm; 3.6 mm; 6 mm
Picture Elements HxV
640 x 480
1920 x 1080
--
--
Image Frame Rate
9 fps
30fps
25/30 fps
25/30 fps
Auto Gain Control
Signal Mode
NTSC
--
PAL
--
Back Light Compensation
--
White Balance
--
Electronic Shutter Range
--
1 ~ 1/100,000s
Auto/Manual 1/3 s–1/100000 s
Auto/Manual 1/3 s–1/100,000 s
S/ N (Signal/ Noise) Ratio dB
--
> 50
>56
>56
Chip Inch Size
--
--
1/3
1/3
Sensitivity Lux
--
--
0.008
0.01 Lux@F1.6 (Colour,30IRE), 0.001 Lux@F1.6 (B/W,30IRE), 0 lux (Illuminator on)
Motion Activated
--
--
Mount Type
--
--
Pole
Wall, Pole
Wide Dynamic Range
--
--

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