Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
F	23.731248	1516.6677499999996	2640.62825	23.537498	23.924998	0.3875000000000028	20250201_185050UTC_V00OS11.WAV
B	3.443752	0.0	189.5812750000001	3.362502	3.525002	0.1624999999999996	20250201_185050UTC_V00OS11.WAV