Compare SNC-EM521 with SNC-EM631 (2)
| Contact manufacturer | Contact manufacturer | |
| Chip Inch Size |
1/3
|
1/3
|
| Colour Type |
True Day / Night
|
True Day / Night
|
| Resolution TVL |
1.4 MP
|
2.14 MP
|
| Sensitivity lux |
0.30
|
0.05
|
| Voltage |
PoE
|
PoE
|
| Focal length |
3.1 ~ 8.9 mm
|
3.0 ~ 9.0
|
| Compression |
H.264, MPEG-4, JPEG
|
--
|
| Auto Gain Control |
✔
|
✔
|
| White Balance |
✔
|
✔
|
| Electronic Shutter range |
1/1 ~ 1/10000 s
|
1/1 ~ 1/10,000s
|
| Signal Mode |
NTSC, PAL
|
--
|
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