Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	16.906248	54.16449999999965	176.03949999999963	16.25	17.562496000000003	1.312496000000003	20250421_233435UTC_V00OS11.WAV
E	30.537496	514.5832250000003	744.7917750000004	30.087496	30.987496	0.8999999999999986	20250421_233435UTC_V00OS11.WAV
T	35.712504	284.3727250000002	433.3312750000002	34.450004	36.975004000000006	2.5250000000000057	20250421_233435UTC_V00OS11.WAV
E	37.993752	501.041775	717.708225	37.425	38.562504	1.137504000000007	20250421_233435UTC_V00OS11.WAV
T	51.875	270.83322499999986	419.7917749999998	50.6375	53.1125	2.4749999999999943	20250421_233435UTC_V00OS11.WAV
E	54.618752	501.0437249999999	731.2522749999999	54.1	55.137504	1.0375039999999984	20250421_233435UTC_V00OS11.WAV
O	3.1	257.2917749999998	433.3332249999999	2.075	4.125	2.05	20250421_233435UTC_V00OS11.WAV