Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	17.231248	284.37500000000017	446.87500000000017	16.45	18.012496000000002	1.562496000000003	20250424_041635UTC_V00OS11.WAV
O	2.856248	297.916775	514.583225	2.512498	3.199998	0.6875	20250424_041635UTC_V00OS11.WAV
U	49.006248	1977.0855	2220.8355	48.275	49.737496	1.4624960000000016	20250424_041635UTC_V00OS11.WAV