59 speaker mute control - #spkmut, 60 handsfree receiver gain - #hfrecg, 61 handset receiver gain - #hsrecg – Rainbow Electronics GM862-QUAD-PY User Manual
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AT Commands Reference Guide
80000ST10025a Rev. 5 - 09/07/08
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved
page 294 of 434
#SHFSD - Set Headset Sidetone
SELINT 2
AT#SHFSD=?
Test command returns the supported range of values of parameter 
3.5.7.1.59 Speaker Mute Control - #SPKMUT
#SPKMUT - Speaker Mute Control
SELINT 2
AT#SPKMUT=
Set command enables/disables the global muting of the speaker audio line, 
for every audio output ( ring, incoming sms, voice, Network coverage) 
 
Parameter: 
 0 - mute off, speaker active (factory default) 
 1 - mute on, speaker muted. 
 
Note: this command mutes/activates both speaker audio paths, internal 
speaker and external speaker. 
AT#SPKMUT?
Read command reports whether the muting of the speaker audio line during 
a voice call is enabled or not, in the format: 
 
#SPKMUT: 
AT#SPKMUT=?
Test command reports the supported values for 
3.5.7.1.60 Handsfree Receiver Gain - #HFRECG
#HFRECG - Handsfree Receiver Gain
SELINT 2
AT#HFRECG= 
Set command sets the handsfree analogue output gain 
 
Parameter: 
 0..6 - handsfree analogue output (-3dB/step) 
 
Note: This parameter is saved in NVM issuing AT&W command. 
AT#HFRECG?
Read command returns the current handsfree analog output gain, in the 
format: 
#HFRECG: 
AT#HFRECG =?
Test command returns the supported range of values of parameter
3.5.7.1.61 Handset Receiver Gain - #HSRECG
#HSRECG - Handset Receiver Gain
SELINT 2
AT#HSRECG= 
Set command sets the handset analogue output gain 
 
Parameter: 
