IP Dome cameras Comparison: Dahua Technology, AV Costar (4)
Contact manufacturer | Contact | Contact | Contact | Contact |
Chip Inch Size |
1/3
|
--
|
1/3
|
--
|
Colour Type |
Colour / Monochrome
|
True Day / Night
|
True Day / Night
|
True Day / Night
|
Resolution TVL |
3 MP
|
12 MP
|
2592 x 1944
|
3648 x 2752
|
Sensitivity lux |
0.005
|
0.02
|
--
|
--
|
Dome Type |
PTZ
|
--
|
PTZ
|
PTZ
|
Pan Speed o/ sec |
0.1 ~ 300
|
--
|
--
|
--
|
Tilt Speed o/ sec |
0.1 ~ 250
|
--
|
--
|
--
|
Digital (DSP) |
✔
|
✔
|
--
|
--
|
Voltage |
24 V AC
|
--
|
--
|
--
|
Focal length |
4.7 ~ 94 mm
|
--
|
--
|
--
|
Presets |
255
|
--
|
--
|
--
|
Compression |
H264 / MJPEG
|
--
|
MJPEG/H.264
|
--
|
Back Light Compensation |
✔
|
--
|
✔
|
--
|
Auto Gain Control |
✔
|
--
|
✔
|
--
|
White Balance |
✔
|
--
|
✔
|
--
|
Electronic Shutter range |
1/1 ~ 1/30,000 s
|
--
|
--
|
--
|
S/ N (Signal/ Noise) Ratio dB |
> 50
|
--
|
--
|
--
|
Signal Mode |
NTSC, PAL
|
--
|
--
|
--
|
Indoor/Outdoor |
--
|
Indoor/Outdoor
|
Indoor
|
--
|
Mount Type |
--
|
--
|
ceiling
|
Surface
|
Rotation Angleso |
--
|
--
|
--
|
360 pan / 90 tilt
|
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