0.025714 Sound On 587.195737 Sound Off 588.376961 Sound On 1186.905442 Sound Off 1188.167302 Sound On 1420.401020 Sound Off 1421.565918 Sound On 1553.796689 Sound Off 1554.313605 Sound On 1787.214898 Sound Off 1788.143220 Sound On 3604.480000 Sound Off