SARA-G3 series - System Integration Manual
UBX-13000995 - R06 Objective Specification System description
Page 66 of 218
The analog audio input is selected when the parameter <main_uplink> in AT+USPM command is set to
“Headset microphone”, “Handset microphone” or “Hands-free microphone”: the uplink analog path profiles
use the same physical input but have different sets of audio parameters (for more details, refer to
u-blox
AT Commands Manual
[2], AT+USPM, AT+UMGC, AT+UUBF, AT+UHFP commands).
SARA-G3 series
Data Sheet
[1] provides the detailed electrical characteristics of the analog audio uplink
path.
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