Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	4.093752	148.9572499999997	1015.6217499999998	3.875002	4.312502	0.4375	20250223_174450UTC_V00OS11.WAV
E	27.4	257.29275	1164.58225	27.125	27.675	0.5499999999999972	20250223_174450UTC_V00OS11.WAV