Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	34.312496	826.0394999999996	1029.1644999999996	33.874996	34.749996	0.875	20250411_064635UTC_V00OS11.WAV
V	34.318752	812.4977249999996	1042.7062749999996	33.912504000000006	34.725	0.8124959999999959	20250411_064635UTC_V00OS11.WAV
C	54.9	473.9582249999999	1029.166775	54.7375	55.0625	0.3250000000000028	20250411_064635UTC_V00OS11.WAV
T	46.35	473.956275	609.372725	45.725	46.975	1.25	20250411_064635UTC_V00OS11.WAV