Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	47.831248	419.7937249999999	609.3772749999999	47.724998	47.937498000000005	0.2125000000000056	20250212_030850UTC_V00OS11.WAV
E	38.531248	446.87727499999977	663.5437249999998	38.0	39.062496	1.062495999999996	20250212_030850UTC_V00OS11.WAV
E	52.231248	257.29372500000034	731.2522750000004	51.774996	52.6875	0.9125039999999984	20250212_030850UTC_V00OS11.WAV