Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	45.95	243.7522749999999	379.1687249999999	45.4125	46.4875	1.0750000000000028	20250218_060250UTC_V00OS11.WAV
D	12.225	5931.25	6500.0	12.05	12.4	0.3500000000000014	20250218_060250UTC_V00OS11.WAV
O	39.056248	270.8312749999999	406.247725	38.6375	39.474996	0.8374960000000016	20250218_060250UTC_V00OS11.WAV