Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
U	4.3	744.791775	880.208225	2.975	5.625	2.6500000000000004	20250202_120850UTC_V00OS11.WAV
U	7.075	731.2477250000001	880.2062750000001	6.15	8.0	1.85	20250202_120850UTC_V00OS11.WAV