Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	49.55	270.8354999999998	1042.7104999999997	49.375	49.725	0.3499999999999943	20250218_115650UTC_V00OS11.WAV
T	55.237504	419.791775	595.833225	54.487504	55.987504	1.5	20250218_115650UTC_V00OS11.WAV