CCTV cameras Comparison: Dahua Technology, Bolide (4)
| Contact manufacturer | Contact | Contact | Contact | Contact |
| Chip Inch Size " |
1/3
|
1/4
|
1/3
|
1/3
|
| Colour Type |
Colour / Monochrome
|
Colour
|
Monochrome
|
Monochrome
|
| Resolution TVL |
2MP
|
450
|
420
|
420
|
| Digital (DSP) |
✔
|
✔
|
✔
|
--
|
| Auto Iris |
✔
|
--
|
--
|
--
|
| Sensitivity lux |
0.005
|
0.5
|
0.01
|
0.01
|
| Voltage |
12 V DC / 24 V AC
|
12 V DC
|
12 V DC
|
12 V DC
|
| Focal Length mm |
2.7 ~ 12
|
--
|
--
|
--
|
| Mount Type |
Pole
|
--
|
--
|
--
|
| Wide Dynamic Range |
✔
|
--
|
--
|
--
|
| Picture Elements HxV |
1945(H) × 1097(V)
|
512 x 492
|
512 x 492
|
512 x 492
|
| Back Light Compensation |
✔
|
--
|
--
|
--
|
| Auto Gain Control |
✔
|
--
|
--
|
--
|
| White Balance |
✔
|
--
|
--
|
--
|
| S/ N (Signal/ Noise) Ratio dB |
> 65
|
>45
|
>45
|
>45
|
| Signal Mode |
PAL, NTSC
|
--
|
--
|
--
|
| Electronic Shutter range |
--
|
1/60 ~ 1/100,000
|
1/60 ~ 1/100,000 s
|
1/60 ~ 1/100,000 s
|
| Synchronisation |
--
|
Internal
|
Internal
|
Internal
|
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