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9 [Image/Audio] for setting images and sound files
9.5 [Audio] for setting sound
sound, but it may be heard as a noise. If you are concerned about noise, set it to [Middle] or
[Low]. This setting is linked to the [Audio recording] volume.
[Max bit rate]
Set the bit rate of sound compression.
[G.726]:16kbps/ 32kbps
[G.711] : 64 kbps (cannot be changed)
[AAC‑LC]:64kbps/ 96kbps/ 128kbps
Voice delivery
[Audio transmission mode]
Set the communication mode for sending/receiving voice data between the computer and PC from
the following.
[Off]:Audio data is not transmitted or received between the computer and the PC.
[Mic input]:The PC receives audio data from the computer. You can hear sound together with
images on a PC. Images and sound are not synchronized.
[Audio output]:The audio data from the PC is transmitted to the computer. Audio can be played
through a speaker connected to the computer.
[Interactive(Half-duplex)]:You can make both listening and outgoing calls. However, audio cannot
be sent/received simultaneously.
[Interactive(Full-duplex)]:You can both listen and talk at the same time.
[Mic input interval (Camera to PC)]
Select the voice reception interval from the following.
[20ms]/ [40ms]/ [80ms]/ [160ms]
[Note:]
・The howling may occur depending on the operating conditions. In this case, do
not allow the sound output from the PC to enter the microphone of the PC.
・[Audio recording] cannot be used when [Audio transmission mode] is set to
[Interactive(Half-duplex)].
・When using live picture pages, use HTTPS to access live picture pages.
[Note:]
・The shorter the call interval, the shorter the delay time. Increasing the value
lengthens the delay time but reduces speech interruption. Change the settings
depending on your network environment.
・If [AAC-LC] is selected in [Audio input encoding format], [Mic input interval
(Camera to PC)] cannot be selected.
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