Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	43.718752	81.24999999999986	203.12499999999983	43.2125	44.225004000000006	1.012504000000007	20250417_150435UTC_V00OS11.WAV
A	45.143752	40.62272499999965	189.5812749999997	44.775002	45.512502	0.7374999999999972	20250417_150435UTC_V00OS11.WAV