<Canvas xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation">
  <Button>Przycisk z dźwiękami
    <Button.Triggers>
      <EventTrigger RoutedEvent="Button.Click">
        <EventTrigger.Actions>
          <SoundPlayerAction Source="click.wav"/>
        </EventTrigger.Actions>
      </EventTrigger>
      <EventTrigger RoutedEvent="Button.MouseEnter">
        <EventTrigger.Actions>
          <SoundPlayerAction Source="hover.wav"/>
        </EventTrigger.Actions>
      </EventTrigger>
    </Button.Triggers>
  </Button>
</Canvas>