Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	3.975	5430.209199999999	6459.3737	3.775	4.175	0.3999999999999999	20250209_202050UTC_V00OS11.WAV
D	3.062496	5132.2895	6432.2895	2.799996	3.324996	0.5250000000000004	20250209_202050UTC_V00OS11.WAV