Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	26.843752	1.4210854715202006e-13	121.87500000000014	26.750002	26.937502	0.1875	20250215_010850UTC_V00OS11.WAV
D	12.387496	40.62500000000017	690.6250000000002	12.062496	12.712495999999998	0.6499999999999986	20250215_010850UTC_V00OS11.WAV