0.020363 Sound On 579.556122 Sound Off 580.127415 Sound On 693.591701 Sound Off 697.271701 Sound On 1349.652653 Sound Off 1350.338186 Sound On 1441.516803 Sound Off 1442.186009 Sound On 1707.409592 Sound Off 1710.443175 Sound On 3599.018662 Sound Off