Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	26.456248	473.9562750000002	649.9977250000002	25.85	27.062496	1.2124960000000016	20250212_082050UTC_V00OS11.WAV
T	30.85	473.9562749999997	690.6227249999997	30.3125	31.387500000000003	1.0750000000000028	20250212_082050UTC_V00OS11.WAV