Panasonic WV-NP1004 Network Operating Instructions page 28

Configure the settings relating to audio [Audio]
Click the [Audio] tab on the "Camera setup" page. (☞ page 23)
The settings relating to audio can be configured on this page.
[Mic mode*]
Select "ON" or "OFF" to determine whether to turn on or
off audio on a PC.
ON: Transmits audio from the camera to the PC. Audio
can be heard with images on the PC. Images and
audio will not be synchronized.
OFF: Does not transmit audio from the camera to the
PC. Therefore, no settings and controls relating
audio will be invalidated.
Default: ON
Note:
When "ON" is selected, machine sound may be
heard when switching between the color mode and
the B/W mode.
[Audio bit rate]
Select "16 kbps" or "32 kbps" for audio bit rate.
Default: 32 kbps
[Audio sensitivity]
Select the sensitivity of the built-in microphone of the
camera from the following.
High/Middle/Low
Default: Middle
[Transmission interval]
Select an interval for audio transmission from the follow-
ings.
20 msec/40 msec/80 msec/160 msec
Default: 40 msec
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Note:
When a shorter interval is selected, delay time will
be shorter. When a longer interval is selected, audio
interruption may be diminished even though delay
time will be longer.
Select the interval according to the network environ-
ment.
[Authentication]
Select an access level for audio transmission from the
following. Refer to page 37 for further information about
the access level.
Level 1 only/Level 2 or higher/All users
Default: All users
Note:
Images and audio will not be synchronized.