0.025556 Sound On 4.506463 Sound Off 5.636508 Sound On 872.484218 Sound Off 878.702971 Sound On 1728.355533 Sound Off 1731.876621 Sound On 1757.234308 Sound Off 1758.614036 Sound On 1784.419773 Sound Off 1785.633107 Sound On 1800.450680 Sound Off