Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
"B"""	52.418752	257.2917749999997	514.5832249999997	52.350002	52.487502	0.1375000000000028	20250216_115050UTC_V00OS11.WAV
L	8.856248	5321.877275	5579.168725	8.25	9.462496000000002	1.2124960000000016	20250216_115050UTC_V00OS11.WAV