9 Configure the settings relating to images and audio [Image/Audio]
Note
•G.711 is available only when “Mic input” is selected for “Audio transmission/reception”.
[Audio bit rate]
Select “16kbps” or “32kbps” for the audio bit rate used to transmit/receive audio data.
•Default: 32kbps
Note
•When selecting a smaller value for “Bandwidth control(bit rate)” (→page 104) while putting a priority on the JPEG/H.264 image transmission, select “16kbps” for “Audio bit rate”.
•[Audio bit rate] is unavailable when “G.711” is selected for “Audio encoding format”.
[Mic input volume (Camera to PC)]
Select a volume level on the PC to hear audio transmitted from the camera.
•Mic High: The volume level will become high. This setting will be applied when audio is input to the camera using a microphone.
•Mic Middle: The volume level will become middle. This setting will be applied when audio is input to the camera using a microphone.
•Mic Low: The volume level will become low. This setting will be applied when audio is input to the camera using a microphone.
•Line High: The volume level will become high. This setting will be applied when audio is input to the camera using the Line input.
•Line Middle: The volume level will become middle. This setting will be applied when audio is input to the camera using the Line input.
•Line Low: The volume level will become low. This setting will be applied when audio is input to the camera using the Line input.
•Default: Mic Middle
[Mic input interval (Camera to PC)]
Select an interval for audio reception from the following. 20ms/ 40ms/ 80ms/ 160ms
•Default: 160ms
Note
•When a shorter interval is selected, the delay time will be shorter. When a longer interval is selected, audio interruption may be diminished even though the delay time will be longer. Select the interval according to the network environment.
[Audio output volume (PC to Camera)]
Select a volume level on the camera to hear audio transmitted from the PC.
High/ Middle/ Low
•Default: Middle
[Audio output interval (PC to Camera)]
Select an interval for audio transmission from the following. 160ms/ 320ms/ 640ms/ 1280ms
•Default: 640ms
Note
•When a shorter interval is selected, the delay time will be shorter. When a longer interval is selected, audio interruption may be diminished even though the delay time will be longer. Select the interval according to the network environment.
Operating Instructions
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