Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	6.068752	270.8322500000001	1069.79275	5.925002	6.212502	0.2874999999999996	20250202_003850UTC_V00OS11.WAV
F	47.737504	1936.45725	3128.12175	47.550004	47.925004	0.375	20250202_003850UTC_V00OS11.WAV