Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	15.75	81.25324999999987	947.91775	15.55	15.95	0.3999999999999986	20250409_184635UTC_V00OS11.WAV
V	52.581248	2694.7895	3222.9145	52.349998	52.812498000000005	0.4625000000000057	20250409_184635UTC_V00OS11.WAV
"B"""	51.212504	460.4187250000002	609.3772750000003	51.125004	51.300004	0.1749999999999971	20250409_184635UTC_V00OS11.WAV
O	49.731248	13.54177499999986	270.83322499999986	49.512498	49.949998	0.4375	20250409_184635UTC_V00OS11.WAV
D	49.925	162.50325000000026	907.2927500000004	49.6125	50.2375	0.625	20250409_184635UTC_V00OS11.WAV
D	49.706248	216.6677499999999	1015.62825	49.499998000000005	49.912498	0.4124999999999943	20250409_184635UTC_V00OS11.WAV