Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	47.187504	582.2937250000003	812.5022750000004	46.687504	47.687504	1.0	20250309_134417UTC_V00OS11.WAV
O	38.537496	121.87727500000034	257.29372500000034	37.987496	39.087496	1.0999999999999943	20250309_134417UTC_V00OS11.WAV
M	3.562496	54.16872499999991	162.5022749999999	3.137496	3.987496	0.8499999999999996	20250309_134417UTC_V00OS11.WAV
O	53.968752	135.4187249999999	284.37727499999994	53.287504000000006	54.65	1.362495999999993	20250309_134417UTC_V00OS11.WAV
O	53.987504	541.6644999999996	704.1644999999996	53.275004	54.700004	1.4249999999999972	20250309_134417UTC_V00OS11.WAV