Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	3.531248	0.0	148.95627499999978	3.424998	3.637498	0.2125000000000003	20250222_093850UTC_V00OS11.WAV
T	38.662496	433.3312750000001	568.7477250000001	37.799996	39.524996	1.7249999999999943	20250222_093850UTC_V00OS11.WAV