Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
F	7.725	3.410605131648481e-13	1056.2500000000005	7.5375	7.9125	0.375	20250419_082235UTC_V00OS11.WAV
"B"""	26.943752	4658.335499999999	4861.460499999999	26.862502	27.025002	0.1625000000000014	20250419_082235UTC_V00OS11.WAV