Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	8.5687504	135.41677500000017	392.7082250000002	8.4875004	8.650000400000001	0.1625000000000014	20250210_033250UTC_V00OS11.WAV
B	7.943752	0.0	189.5812750000001	7.900002	7.987502	0.0875000000000003	20250210_033250UTC_V00OS11.WAV
"B"""	4.787496	5335.4145	5497.9145	4.712496	4.862496	0.1500000000000003	20250210_033250UTC_V00OS11.WAV