Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	37.118752	473.956275	609.372725	36.575004	37.6625	1.0874960000000016	20250205_053250UTC_V00OS11.WAV
F	42.0	2220.8355	3439.5855	41.7625	42.2375	0.4749999999999943	20250205_053250UTC_V00OS11.WAV