0.427755 Sound On
869.498639 Sound Off
870.980590 Sound On
900.300249 Sound Off
901.006349 Sound On
915.219116 Sound Off
915.867800 Sound On
975.462676 Sound Off
975.978594 Sound On
1769.720045 Sound Off
1770.865351 Sound On
1785.094331 Sound Off
1786.363265 Sound On
3604.480000 Sound Off