Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
I	36.737504	3981.25	4590.625	36.550004	36.925004	0.375	20250201_190850UTC_V00OS11.WAV
P	17.162504	176.0437250000002	284.37727500000017	16.437503999999997	17.887504	1.4500000000000028	20250201_190850UTC_V00OS11.WAV
O	17.162504	176.0437250000002	284.37727500000017	16.450004	17.875003999999997	1.4249999999999972	20250201_190850UTC_V00OS11.WAV
O	40.55	162.49772499999966	270.83127499999966	40.0625	41.0375	0.9749999999999944	20250201_190850UTC_V00OS11.WAV