Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
V	35.243752	1408.3332250000003	1557.291775	35.125002	35.362502	0.2374999999999971	20250216_212050UTC_V00OS11.WAV
B	35.237496	1408.3355	1570.8355	35.124996	35.349996	0.2249999999999943	20250216_212050UTC_V00OS11.WAV
V	15.362504	1340.622725	1570.8312749999998	15.225004000000002	15.500004	0.2749999999999986	20250216_212050UTC_V00OS11.WAV