VIVOTEK
70 - User's Manual
Media > Audio
Audio Settings
Mute
: Select this option to disable audio transmission from the Network Camera to all clients. Note that
if muted, no audio data will be transmitted even if audio transmission is enabled on the Client Settings
page. In that case, the following message is displayed:
Internal microphone input gain
: Select the gain of the internal audio input according to ambient
conditions. Adjust the gain from 0% (no electrical gain) to 100% (highest electrical gain).
External microphone input gain
: Select the gain of the external audio input according to ambient
conditions. Adjust the gain from +21 db (most sensitive) or -33db (least sensitive).
Audio type
: Select audio codec as G.711 or G.726, and the sampling bit rate .
■ G.711 also provides good sound quality and requires about 64Kbps. Select pcmu (μ-Law) or pcma
(A-Law) mode.
■ G.726 is a speech codec standard covering voice transmission at rates of 16, 24, 32, and 40kbit/s.
When completed with the settings on this page, click
Save
to enable the settings.
The network camera does not come with embedded microphone. An external microphone will be
necessary especially if you prefer the
Audio Detection
feature. By default, the Audio setting is muted,
and you need to manually deselect the
Mute
option.
IMPORTANT:
