Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	53.062496	446.872725	636.456275	52.662496	53.462496	0.7999999999999972	20250130_101450UTC_V00OS11.WAV
T	54.75	392.7062749999998	568.7477249999998	53.8625	55.6375	1.7750000000000057	20250130_101450UTC_V00OS11.WAV
O	14.55	257.2894999999999	419.7894999999999	14.075	15.025	0.9499999999999992	20250130_101450UTC_V00OS11.WAV
O	20.412496	230.208225	379.166775	19.899996	20.924996	1.0249999999999986	20250130_101450UTC_V00OS11.WAV