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4.3 Audio Setting
1.
Enable Audio
:
Disable or enable sound recording and microphone. The drop down list
activated after audio recording is enabled.
2.
Audio Input
: Encoding (default setting is G711u), Sample Rate (default is 8Khz), Alarm
Level (default is 50).
3.
Audio
Output
: This option adjust the input gain of acoustic effect, a higher setting reinforce
the acoustic gain, but may also crease noise.