Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
A	55.9	13.539499999999949	257.2895	55.825	55.975	0.1500000000000056	20250420_055835UTC_V00OS11.WAV
P'	27.568752	94.79177500000014	230.2082250000001	27.1	28.037504	0.937503999999997	20250420_055835UTC_V00OS11.WAV
V	35.675	216.66677499999983	473.9582249999999	35.4625	35.8875	0.4249999999999971	20250420_055835UTC_V00OS11.WAV
O	46.162496	216.6645000000001	379.1645000000001	45.874996	46.449996	0.5750000000000028	20250420_055835UTC_V00OS11.WAV
O	17.143752	257.28949999999963	379.1644999999996	16.850002	17.437502	0.5874999999999986	20250420_055835UTC_V00OS11.WAV