Motorola g20 Developer's Manual page 181

AT+MAVOL?
//Currently the voice outputs through speaker and its volume level is 5
+MAVOL: 1,1,5
//Currently the keypad outputs through speaker and its volume level is 5
+MAVOL: 1,2,5
//Currently the alert outputs through alert speaker and its volume level is 2
+MAVOL: 4,4,2
//Currently the ring outputs through alert speaker and its volume level is 2
+MAVOL: 4,8,2
OK
4.8.2.3 +MAFEAT, Features Selection
This command controls the algorithm features: sidetone, echo cancel and noise suppression. Upon power up, the sidetone is
enabled, and echo canceling and noise suppression are disabled.
Set Command
The Set command enables/disables feature combinations.
Command
AT+MAFEAT=<feature>,<state>
Read Command
The Read command returns the features state (enabled/disabled).
Command
AT+MAFEAT?
98-08901C68-O
//Requests the volume level of the current path's features
//Accy=1 (speaker), feature=1 (voice), vol=5
//Accy=1 (speaker), feature=2 (keypad), vol=5
//Accy=4 (alert speaker), feature=4 (alert), vol=2
//Accy=4 (alert speaker), feature=8 (ring), vol=2
Response/Action
OK
or:
+CME ERROR: <err>
Response/Action
+MAFEAT: <feature><state>,
...
OK
or:
+CME ERROR: <err>
AT Commands Reference
167