speech-rate

NN n/a IE n/a CSS 2

Inherited: Yes

For aural style sheets, this sets the number of words per minute of the text-to-speech output.

CSS Syntax

speech-rate: wordsPerSecond | speedConstant

Value

A wordsPerSecond value is any positive floating-point number with no unit appended. Alternatively, you can use any of the following constant values.

Value	Meaning
x-slow	80 words per minute
slow	120 words per minute
medium	180-200 words per minute
fast	300 words per minute
x-fast	500 words per minute
slower	Current rate minus 40 words per minute
faster	Current rate plus 40 words per minute

Initial Value

medium

Applies To

All elements.