Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	35.431248	284.37500000000017	446.87500000000017	35.037498	35.824997999999994	0.7874999999999943	20250417_195235UTC_V00OS11.WAV
T	38.075	352.0855000000002	514.5855000000001	36.625	39.525000000000006	2.9000000000000057	20250417_195235UTC_V00OS11.WAV