0.025329 Sound On 1728.580794 Sound Off 1729.309002 Sound On 1745.823583 Sound Off 1746.831587 Sound On 1760.261565 Sound Off 1762.321837 Sound On 1785.277891 Sound Off 1786.363401 Sound On 1797.669592 Sound Off 1800.464240 Sound On 3604.480000 Sound Off