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List of AT Commands for Nokia 22
Copyright © Nokia Mobile Phones 2001. All rights reserved.
11 VOICE COMMANDS
11.1 +VTS DTMF generation
Command Response
Execute
+VTS=<dtmf>,<dtmf>,...
Test
+VTS=? (),(),()
The +VTS command sends Dual Tone Multiple Frequency (DTMF) voices during a call. The
dialling command can also be used to send DTMFs (see the D command).
Defined values
<dtmf> DTMF digit: 0 - 9, *, #