Techniques for WCAG 2.0

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# F23: Failure of 1.4.2 due to playing a sound longer than 3 seconds where there is no mechanism to turn it off

## Applicability

Applies to all technologies except those for voice interaction.

This failure relates to:

- Success Criterion 1.4.2 (Audio Control)
  - How to Meet 1.4.2 (Audio Control)
  - Understanding Success Criterion 1.4.2 (Audio Control)

## Description

This describes a failure condition for Success Criteria involving sound. If sound does not turn off automatically within 3 seconds and there is no way to turn the sound off then Success Criterion 1.4.2 would not be met. Sounds that play over 3 seconds when there is no mechanism to turn off the sound included in the content would fall within this failure condition.

## Examples

### Example 1

- A site that plays continuous background music

### Example 2

- A site with a narrator that lasts more than 3 seconds before stopping, and there is no mechanism to stop it.

## Resources

No resources available for this technique.

## Related Techniques

(none currently listed)

## Tests

### Procedure

1. Check that there is a way in a Web page to turn off any sound that plays automatically for more than three seconds.

### Expected Results

- If step #1 is not true then content fails Success Criterion 1.4.2

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