Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	13.243752	0.0022750000003526	176.04372500000034	13.162502	13.325002	0.1625000000000014	20250417_214035UTC_V00OS11.WAV
D	36.425	4157.29275	4820.83225	36.1875	36.6625	0.4749999999999943	20250417_214035UTC_V00OS11.WAV