Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
C	1.575	162.50325000000026	1110.4177500000003	1.375	1.775	0.3999999999999999	20250219_225050UTC_V00OS11.WAV
D	1.575	135.41449999999998	1151.0395	1.375	1.775	0.3999999999999999	20250219_225050UTC_V00OS11.WAV