Quectel GSM Series Audio Design Guide

GSM/GPRS Modules
GSM Module Audio Design Guide
GSM Module Audo Design Guide Confidential/Release 30 / 35
3.1.2.3. AT+QSIDET
AT+QSIDET is used to adjust the side tone gain.
Parameters:
Side tone is disabled and cannot be adjusted in hands-free application.
AT+QSIDET
Test Command
AT+QSIDET=?
Response
+QSIDET: (list of supported <gainlevel>s)
OK
Read Command
AT+QSIDET?
Response
+QSIDET(NORMAL_AUDIO): <gainlevel>
OK
+QSIDET(HEADSET_AUDIO): <gainlevel>
OK
Write Command
AT+QSIDET=<gainlevel>
Response
OK
If error is related to ME functionality:
+CME ERROR: <err>
Reference
GSM 07.07
<gainlevel> Gain level of side tone.
Value range: 0~255
Disable: 0
Note
Quectel
Confidential

Quectel GSM Series Specifications

General

Brand	Quectel
Model	GSM Series
Category	Control Unit
Language	English