Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	32.906248	270.8312749999999	406.247725	32.175	33.637496	1.4624960000000016	20250412_091035UTC_V00OS11.WAV
E	39.725	324.9977249999996	717.7062749999997	39.5	39.95	0.4500000000000028	20250412_091035UTC_V00OS11.WAV
O	37.7	311.4605000000004	473.9605000000004	37.1375	38.2625	1.125	20250412_091035UTC_V00OS11.WAV
P	54.575	94.79177500000014	230.2082250000001	54.025000000000006	55.125	1.0999999999999943	20250412_091035UTC_V00OS11.WAV