SimCom SIM7500 Series User Manual

Smart Machine Smart Decision
SIM7500_SIM7600 Series_AT Command Manual_V1.07 2017-12-25
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6.28 AT+COUTGAIN Adjust out gain
Description
This command is used to adjust out(speaker/handset) gain. If this command was used during call, it
will take immediate effect . Otherwise, it will take effect in next call.
SIM PIN References
NO
Vendor
Syntax
Test Command Responses
AT+COUTGAIN=? +COUTGAIN: (list of supported <value>s)
OK
Read Command Responses
AT+ COUTGAIN? +COUTGAIN: <value>
OK
Write Command
Responses
AT+COUTGAIN=<value> OK
ERROR
Defined values
<mode>
Gain value from 0-8, 8 is the max. 8 is the default value. This value will be reset to default value
after Module reset.
Examples
AT+COUTGAIN=1
OK
AT+COUTGAIN?
+ COUTGAIN:1
OK
6.29 AT+CTXVOL Adjust TX voice mic volume
Description
This command is used to adjust mic gain. It modify the TX_VOICE_VOL in DSP. This command
only be used during call and don’t save the parameter after call.
SIM PIN References
SIMCOM CONFIDENTIAL FILE

SimCom SIM7500 Series Specifications

General

Brand	SimCom
Model	SIM7500 Series
Category	Control Unit
Language	English