1.059116 Sound On 30.216508 Sound Off 31.287483 Sound On 180.146440 Sound Off 181.024626 Sound On 870.032925 Sound Off 870.987188 Sound On 900.204036 Sound Off 901.035125 Sound On 1770.350544 Sound Off 1771.055986 Sound On 1785.189002 Sound Off 1786.238322 Sound On 3604.480000 Sound Off