DosBeep

Bindings:  C, MASM 

This call generates sound from the speaker. 

 DosBeep    (Frequency, Duration) 
 

 Frequency (USHORT) - input 
    Tone in Hertz (cycles per second) in the range 37 through 32767. 

 Duration (USHORT) - input 
    Length of the sound in milliseconds. 

 rc (USHORT) - return 
    Return code descriptions are: 

    0         NO_ERROR 
    395       ERROR_INVALID_FREQUENCY 
 
 Remarks 

 DosBeep executes synchronously.  An application program that invokes 
 DosBeep waits until the specified number of milliseconds expire before it 
 resumes execution.