save-waveform
                                                    Saves the current utterance and returns a URI pointer to the location.
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                                                                     Value  | 
                                                                
                                                                     Boolean DEFAULT: 0 (don't save)  | 
                                                            
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                                                                     How to set  | 
                                                                
                                                                     Shown in precedence order (see Rules of parameter precedence): In a VoiceXML application, using the recordutterance (VoiceXML 2.1 only) property in <property> element. In the browser, using the Save-Waveform header in a RECOGNIZE or SET-PARAMS method. For the recognizer—In the application's session xml in the <speechrecog> section of <speechserver> under <sessionparameters>.  | 
                                                            
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                                                                     Usage  | 
                                                                
                                                                     Seldom used.  | 
                                                            
Speech Server saves the current utterance (without endpointing) and returns a pointer via the Waveform-URI header in the RECOGNITION-COMPLETE message.
Related parameter