Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
H	47.262496	81.24999999999986	203.12499999999983	46.524996	47.999996	1.4749999999999943	20250418_192235UTC_V00OS11.WAV
O	38.306248	216.66449999999963	419.7894999999996	38.062498	38.549998	0.4874999999999971	20250418_192235UTC_V00OS11.WAV
"B"""	29.95	0.0022750000003526	176.04372500000034	29.8625	30.0375	0.1749999999999971	20250418_192235UTC_V00OS11.WAV