Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
M	55.162496	40.625	162.5	54.849996	55.474996	0.625	20250129_045050UTC_V00OS11.WAV
F	7.75	13.54177499999986	473.9582249999999	7.5875	7.9125	0.3249999999999993	20250129_045050UTC_V00OS11.WAV