IC Realtime IPFX-D80V-IRW1 Product Manual - Page 76

Enable, Main Stream, Sub Stream, Parameter, Description, Encode Mode, G.711A, G.711Mu, G.726,

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Audio Select the Enable check box in Main Stream or Sub Stream. For the device with multiple channels, select the channel number. Configure audio parameters. For details, see Table 4-21. Parameter Encode Mode Sampling Frequency Audioin Type Noise Filter Microphone Volume Speaker Volume Click Save. Table 4-21 Description of audio parameter Description You can select audio Encode Mode from G.711A, G.711Mu, AAC, G.726. The configured audio encode mode applies to both audio and intercom. The default value is recommended. Sampling number per second. The higher the sampling frequency is, the more the sample in a second will be, and the more accuary the restored signal will be. You can select audio Sampling Frequency from 8K, 16K, 32K, 48K, 64K. You can select audioin type from: Linein: Requires external audio device. Mic: Not require external audio device. Enable this function, and the system auto filters ambient noise. Adjusts microphone volume. Adjusts speaker volume. Basic Configuration 68

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Basic Configuration
68
Audio
Select the
Enable
check box in
Main Stream
or
Sub Stream
.
For the device with multiple channels, select the channel number.
Configure audio parameters. For details, see Table 4
-
21.
Table 4-21
Description of audio parameter
Parameter
Description
Encode Mode
You can select audio
Encode Mode
from
G.711A
,
G.711Mu
,
AAC
,
G.726
.
The configured audio encode mode applies to both audio and
intercom. The default value is recommended.
Sampling Frequency
Sampling number per second. The higher the sampling frequency
is, the more the sample in a second will be, and the more accuary
the restored signal will be. You can select audio
Sampling
Frequency
from
8K
,
16K
,
32K
,
48K
,
64K
.
Audioin Type
You can select audioin type from:
Linein
: Requires external audio device.
Mic
: Not require external audio device.
Noise Filter
Enable this function, and the system auto filters ambient noise.
Microphone Volume
Adjusts microphone volume.
Speaker Volume
Adjusts speaker volume.
Click
Save
.