Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
I	52.518752	297.91872499999994	731.2522749999998	52.325002	52.712502	0.3875000000000028	20250304_205017UTC_V00OS11.WAV
I	39.331248	324.997725	758.331275	38.962498	39.699998	0.7374999999999972	20250304_205017UTC_V00OS11.WAV