0.025578 Sound On
507.637800 Sound Off
509.351587 Sound On
1581.329093 Sound Off
1581.898526 Sound On
1763.030000 Sound Off
1764.568141 Sound On
1765.105805 Sound Off
1766.079705 Sound On
1779.588005 Sound Off
1780.232517 Sound On
3609.941315 Sound Off