Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
C	47.656248	3.410605131648481e-13	1056.2500000000005	47.412498	47.899998	0.4874999999999971	20250410_221035UTC_V00OS11.WAV
V	49.087496	1354.1687250000004	1665.6272750000005	48.962496	49.212496	0.25	20250410_221035UTC_V00OS11.WAV