Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
X	48.475	3886.458225	4238.541775	48.325	48.625	0.2999999999999971	20250414_223435UTC_V00OS11.WAV
V	48.475	3886.458225	4238.541775	48.3375	48.6125	0.2750000000000057	20250414_223435UTC_V00OS11.WAV
A	55.831248	27.08549999999977	270.8354999999998	55.687498000000005	55.974998	0.2874999999999943	20250414_223435UTC_V00OS11.WAV