Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	37.512496	230.20725000000016	1096.8717500000002	37.299996	37.724996	0.4249999999999971	20250202_180850UTC_V00OS11.WAV
"B"""	5.043752	0.0022750000003526	176.04372500000034	4.962502	5.125001999999999	0.1624999999999996	20250202_180850UTC_V00OS11.WAV