Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
H	54.343752	257.2895000000001	541.6645000000001	53.7	54.987504	1.2875039999999984	20250412_070435UTC_V00OS11.WAV
E	54.331248	243.7522750000004	541.6687250000003	53.687496	54.975	1.2875039999999984	20250412_070435UTC_V00OS11.WAV
E	40.35	257.29372500000034	528.1272750000004	40.0	40.7	0.7000000000000028	20250412_070435UTC_V00OS11.WAV
E	44.218752	243.7477250000001	555.2062750000001	43.612504	44.825	1.2124960000000016	20250412_070435UTC_V00OS11.WAV
O	47.506248	27.083224999999715	135.41677499999972	47.137498	47.874998	0.7374999999999972	20250412_070435UTC_V00OS11.WAV