Dome cameras Comparison: Bosch, Dahua Technology (4)
| Contact manufacturer | Contact | Contact | Contact | Contact |
| Chip Inch Size |
1/4
|
--
|
--
|
--
|
| Colour Type |
Colour / Monochrome
|
--
|
--
|
--
|
| Resolution TVL |
330
|
720
|
1080P
|
520
|
| Dome Type |
Continuous Rotation
|
Static
|
Static
|
Static
|
| Sensitivity lux |
0.5
|
--
|
0.02
|
0.3
|
| Digital (DSP) |
✔
|
✔
|
✔
|
✔
|
| Indoor/Outdoor |
Indoor
|
--
|
--
|
--
|
| Mount Type |
Ceiling, Wall
|
--
|
--
|
--
|
| Voltage |
12 ~ 28 V DC
|
12 V DC
|
12 V DC
|
--
|
| Focal length |
3.0
|
3.6 mm
|
3.6 mm
|
3.6mm
|
| Rotation Angleso |
360 pan
|
--
|
--
|
--
|
| Back Light Compensation |
✔
|
✔
|
✔
|
✔
|
| White Balance |
✔
|
✔
|
✔
|
✔
|
| Electronic Shutter range |
1/50 ~ 1/100,000
|
1/50 ~ 1/100,000 sec
|
1/50s ~ 1/100,000s
|
--
|
| S/ N (Signal/ Noise) Ratio dB |
>46
|
>65
|
--
|
--
|
| Synchronisation |
Line-lock
|
Internal
|
Internal
|
--
|
| Signal Mode |
PAL
|
--
|
--
|
--
|
| Auto Gain Control |
--
|
✔
|
✔
|
✔
|
| Built-in IR LED |
--
|
✔
|
✔
|
✔
|
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