Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	29.793752	4631.25325	5416.6677500000005	29.562502	30.025002	0.4624999999999986	20250210_193250UTC_V00OS11.WAV
"B"""	45.843752	13.541775	189.583225	45.762502000000005	45.925002	0.1624999999999943	20250210_193250UTC_V00OS11.WAV
"B"""	21.943752	13.541775	189.583225	21.862502	22.025002	0.1625000000000014	20250210_193250UTC_V00OS11.WAV