At+Clvl Loud Speaker Volume Level; At+Qaudgain Set Gain Offset - Quectel WCDMA UG Series Manual

6.3. AT+CLVL Loud Speaker Volume Level

AT+CLVL is used to select the volume of the internal loudspeaker of the module.
AT+CLVL Loud Speaker Volume Level
Test Command
AT+CLVL=?
Read Command
AT+CLVL?
Write Command
AT+CLVL=<level>
Maximum Response Time
Reference
3GPP TS 27.007
Parameter
<level> Integer type, value (0-100) with manufacturer specific range (Smallest value represents
the lowest sound level), the default value of mode 0 is 80, the default value of mode 1 is
70 and the default value of mode 2 is 50.
NOTES
This parameter will not be saved.

6.4. AT+QAUDGAIN Set Gain Offset

This command is to set gain offset to change uplink and downlink volume.
AT+QAUDGAIN Set Gain Offset
Test Command
WCDMA_UGxx_Audio_Design_Note
Response
+CLVL: (list of supported<level>s)
OK
Response
+CLVL: <level>
OK
Response
OK
If error is related to ME functionality:
+CME ERROR: <err>
300ms
Response
Confidential / Released
UMTS/HSPA Module Series
WCDMA UGxx Audio Design Note
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