Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P	40.4812496	284.37272499999983	473.9562749999998	40.0000016	40.9624976	0.9624960000000016	20250412_031035UTC_V00OS11.WAV
P	38.893752	94.78950000000025	216.66450000000023	38.500002	39.287502	0.7874999999999943	20250412_031035UTC_V00OS11.WAV
O	48.6937504	27.083225	176.041775	48.2500024	49.1374984	0.8874959999999987	20250412_031035UTC_V00OS11.WAV