![Dahua VTO12 Series User Manual Download Page 8](http://html1.mh-extra.com/html/dahua/vto12-series/vto12-series_user-manual_3367580008.webp)
2
Figure 1- 1 VTO1210A-X/VTO1220A
Please refer to the following sheet for detailed information.
SN
Name
Function
1
Logo
Decoration logo.
2
Photo Sensor
It can detect the environment light. It is a
compensation light option.
3
Compensation Light
It can compensate the camera light in
the low illumination environments.
4
Microphone
Audio input