Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	21.05	81.24675000000008	920.8322500000002	20.875	21.225	0.3500000000000014	20250207_202650UTC_V00OS11.WAV
D	22.262496	121.87174999999962	920.8322499999996	22.074996	22.449996	0.375	20250207_202650UTC_V00OS11.WAV
D	9.762504	108.33224999999992	974.99675	9.600004	9.925004	0.3249999999999993	20250207_202650UTC_V00OS11.WAV