Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
C	41.237496	0.0	1245.8322499999997	41.012496	41.462496	0.4500000000000028	20250305_000217UTC_V00OS11.WAV
F	7.731248	0.0032499999998663	1029.16775	7.537498	7.924997999999999	0.3874999999999993	20250305_000217UTC_V00OS11.WAV