Chapter 3: AT Commands Reference
December 31, 2007 AT Commands Reference Manual 3-235
Example
AT+CMUT=?
+CMUT:(0-1)
OK
AT+CMUT?
+CMUT: 0 uplink voice is unmuted
OK
AT+CMUT=1 uplink voice is muted
OK
AT+CMUT?
+CMUT: 1
OK
AT+CMUT =2
+CME ERROR: <err>
S94, Sidetone Effect
This command reduces the microphone audio input that is routed to the selected speaker, so that
people speaking will hear themselves talking (The default value of S94 is "1").
The following table explains the use of the ATS94 set.
Table 3-152: ATS94
and ATS96 Behavior
ATS94 ATS96 Echo Cancel Noise Suppress ST
00 Disabled Disabled Disabled
10 Disabled Disabled Enabled
01 Enabled Enabled Disabled
11 Enabled Enabled Disabled
Command Type Syntax Response/Action Remarks
Set
ATS94=<n> OK
or:
+CME ERROR: <err>
The Set command sets the sidetone
status.
Read
ATS94? <000-disabled,
001-enabled>
OK
or:
+CME ERROR: <err>
The Read command returns the
sidetone status.
Test
ATS94=? +CME ERROR: <err>
The Test command displays the
supported values of <n>.
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