0.025578 Sound On 180.293061 Sound Off 181.162789 Sound On 870.537823 Sound Off 871.125488 Sound On 900.277392 Sound Off 901.085351 Sound On 1770.213673 Sound Off 1771.113333 Sound On 1785.365556 Sound Off 1786.358685 Sound On 3604.480000 Sound Off