0.024853 Sound On 1.803197 Sound Off 2.485215 Sound On 234.922789 Sound Off 235.646621 Sound On 873.865918 Sound Off 874.609274 Sound On 1467.874989 Sound Off 1468.410408 Sound On 1791.879977 Sound Off 1792.432472 Sound On 3604.480000 Sound Off