#VBT - Beep Tone Timer

This command defines the time period, in 10ths of a second up to 4 seconds (40) which is used by the modem as the DTMF or fixed tone duration for generating tones via the D command while in Online Voice Command Mode.

Parameters:
n = 0 - 40 (0 - 4 seconds)

Default:
If n = 0 - 40

Command Options:
#VBT? - Returns the current setting of the #VBT command as an ASCII decimal value in result code format.

#VBT=? - Returns the message, "0 - 40"

#VBT=0 - Disables the tone generation capability.

#VBT=1 to 40 - Sets tone duration time.

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