User guide

Chapter 15 – Audio Commands
Multi-Tech Systems, Inc. CDMA C1 AT Commands Reference Guide (PN S000478C) 85
Side Tone Modification +SIDET
Description: This command is used to set the level of audio feedback in the speaker (microphone feedback in
the speaker).
Syntax: Command syntax: AT+SIDET=<val1>,<val2>
Command Possible Responses
AT+SIDET OK
Note: Set default values of 0, 0
AT+SIDET=1,0 OK
Note: Command valid
AT+SIDET?
Note: Current value
+SIDET: 1,0
OK
Note: Command valid
AT+SIDET=? +SIDET: (1-0),(0-24)
OK
Note: Test command
Values: <val1>
0 Sidetone is disabled (Default)
1 Sidetone is enabled
Note that if val1 is set to zero (0), then val2 (level) is forced to zero (0).
<val2>
0 -96dB (default)
1 -92dB
2 -88dB
3 -84dB
4 -80dB
5 -76dB
6 -72dB
7 -68dB
8 -64dB
9 -60dB
10 -56dB
11 -52dB
12 -48dB
13 -44dB
14 -40dB
15 -36dB (typical handset level)
16 -32dB
17 -28dB
18 -24dB (typical headset level)
19 -20dB
20 -16dB
21 -12dB
22 -8dB
23 -4dB
24 0dB
If no argument is supplied to the command, the default value is assumed. The configuration is saved
immediately. See the Audio Overview section for more information.