Compare HDC-515NT-60 with HD274HD4 (2)
| Contact manufacturer | Contact manufacturer | |
| Chip Inch Size |
1/3
|
1/3
|
| Colour Type |
True Day / Night
|
True Day / Night
|
| Resolution TVL |
550
|
4.1MP
|
| Sensitivity lux |
0.04
|
0 ~ 0.01
|
| Voltage |
12 V DC/ 24 V AC
|
12 V DC, 24 V AC
|
| Focal length |
6.0 mm
|
2.7 ~ 12mm
|
| Back Light Compensation |
✔
|
✔
|
| Auto Gain Control |
✔
|
✔
|
| White Balance |
✔
|
✔
|
| Electronic Shutter range |
1/60 ~ 1/100K
|
1/3 ~ 1/100 000 s
|
| S/ N (Signal/ Noise) Ratio dB |
> 46 dB
|
65
|
| Signal Mode |
NTSC
|
PAL, NTSC
|
| Digital (DSP) |
--
|
✔
|
| Built-in IR LED |
--
|
✔
|
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