Audio
3-164  G24-L AT Commands Reference Manual April 15, 2008
The following diagram shows the audio paths:.
Figure 3-6: Audio Paths
Command 
Type
Syntax Response/Action Remarks
Set
+MAPATH= 
<direct>,<accy>
[,<features>]
OK
or:
+CME ERROR: <err>
The Set command sets the audio path 
mode. The mode indicates which I/O 
accessories are now active for the different 
audio features. The <features> field is 
only used for outputs (direct=2).
Read
+MAPATH? +MAPATH:1(mode 
in),<accy>
+MAPATH:2(mode out), 
<accy>,<feature>
[<CR><LF>+MAPATH:2
(mode out), 
<accy>,<feature>
[...]]
OK
The Read command returns the active 
input audio accessory and the output 
accessory for each feature.
Test
+MAPATH=? +MAPATH: (list of 
supported directions),(list 
of supported 
accessories),(list of 
supported features 
combinations)
OK
The Test command returns the supported 
audio directions (input/output), 
accessories and features.
Handset Microphone
Headset Microphone
Voice
HeadsetSpeaker
Voice
Handset Speaker
Alert/Ringer
AlertTransducer
Handset Microphone
Headset Microphone
Input
• Voice
•
• Alert
• Ring
Features:
• Voice
• Key feedback
• Alert
• Ring
Headset Speaker
Handset Speaker
Alert Transducer
Input voice
Output