Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	4.006248	270.83322499999986	419.7917749999998	3.687498	4.324998	0.6374999999999997	20250420_044635UTC_V00OS11.WAV
C	44.781248	40.62174999999996	1042.70725	44.537498	45.024998	0.4874999999999971	20250420_044635UTC_V00OS11.WAV
D	44.768752	94.78950000000007	907.2895	44.512502	45.025002	0.5125000000000028	20250420_044635UTC_V00OS11.WAV
E	23.712504	148.95627500000023	771.8727250000002	23.450004	23.975004	0.5249999999999986	20250420_044635UTC_V00OS11.WAV