Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	35.306248	379.1687250000001	568.752275	34.7625	35.849996	1.0874960000000016	20250412_064035UTC_V00OS11.WAV
O	50.106248	379.16677500000014	555.2082250000002	49.55	50.662496	1.112495999999993	20250412_064035UTC_V00OS11.WAV
T	50.1	379.1687250000001	568.752275	49.5625	50.6375	1.0750000000000028	20250412_064035UTC_V00OS11.WAV