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![](https://files.manualsfile.com/91658739-vth8641kms-wp/bg37.png)
Procedure
Step 1 Select Monitor >
.
Figure 3-23 Favorites
Step 2 Select the device to be monitored, and tap .
The system displays monitoring interface. In case of multiple devices in Favorites tab,
tap
/ to switch and monitor them.
3.6 Setting
3.6.1 Call Settings
Set VTO ring, VTH ring, alarm ring and other rings.
●
There is an SD card on the VTH, and users can import ring tones to the SD card.
●
Ring tones must be stored in the /Ring folder at the root directory of the SD card.
●
Audio les must be .pcm les (audio les of other formats cannot be played if you change their
extension names).
●
Audio le size must be less than 100 KB.
●
Ring tone format: .pcm.
●
You can only customize 10 ring tones. Other ring tones will not be displayed at the VTH.
48
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