Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
V	18.45	1218.75	1421.875	18.025	18.875	0.8500000000000014	20250416_060435UTC_V00OS11.WAV
E	38.143752	189.58224999999965	988.5427499999996	37.875002	38.412502	0.5374999999999943	20250416_060435UTC_V00OS11.WAV