0.021723 Sound On 241.520091 Sound Off 242.055170 Sound On 494.952993 Sound Off 495.556395 Sound On 698.077120 Sound Off 698.733764 Sound On 845.600136 Sound Off 847.399705 Sound On 1015.503787 Sound Off 1016.217324 Sound On 1324.529977 Sound Off 1325.612880 Sound On 3604.480000 Sound Off