Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	41.075	311.4605000000004	473.9605000000004	40.1375	42.0125	1.875	20250412_062835UTC_V00OS11.WAV
T	41.062496	297.9167749999997	473.9582249999997	40.099996	42.024996	1.9249999999999967	20250412_062835UTC_V00OS11.WAV
E	43.181248	284.37727499999994	744.7937249999999	42.7625	43.599996	0.8374960000000016	20250412_062835UTC_V00OS11.WAV
E	55.818752	257.29177500000014	473.9582250000002	55.687502	55.950002000000005	0.2625000000000028	20250412_062835UTC_V00OS11.WAV
U	36.912496	568.7500000000001	771.8750000000001	36.487496	37.337496	0.8499999999999943	20250412_062835UTC_V00OS11.WAV