Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	11.643752	13.541775	189.583225	11.562502	11.725002	0.1625000000000014	20250419_160435UTC_V00OS11.WAV
U	23.412496	717.7105000000003	1164.5855000000004	22.824996	23.999996	1.1749999999999972	20250419_160435UTC_V00OS11.WAV