Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	36.75	0.0022750000003526	176.04372500000034	36.6625	36.8375	0.1749999999999971	20250414_211035UTC_V00OS11.WAV
T	39.181248	419.7895000000001	582.2895000000001	38.4375	39.92499599999999	1.487495999999993	20250414_211035UTC_V00OS11.WAV
O	55.2	270.83322499999986	419.7917749999998	54.400000000000006	56.0	1.5999999999999943	20250414_211035UTC_V00OS11.WAV