0.024785 Sound On 30.032698 Sound Off 31.149819 Sound On 179.516440 Sound Off 180.711587 Sound On 869.652086 Sound Off 871.022608 Sound On 899.791610 Sound Off 900.702562 Sound On 974.580227 Sound Off 975.718209 Sound On 1770.020612 Sound Off 1770.634762 Sound On 1784.721020 Sound Off 1786.084308 Sound On 3604.480000 Sound Off