Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	53.943752	270.8332250000002	460.41677500000014	52.5	55.38750400000001	2.887504000000007	20250410_010435UTC_V00OS11.WAV
F	52.462504	5132.293725	5565.627275	52.225004000000006	52.700004	0.4749999999999943	20250410_010435UTC_V00OS11.WAV
T	38.812496	419.79372500000034	568.7522750000004	37.874996	39.749996	1.875	20250410_010435UTC_V00OS11.WAV