Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
F	7.725	3927.08225	4996.87175	7.512499999999999	7.9375	0.4250000000000007	20250131_220250UTC_V00OS11.WAV
O	46.281248	961.4605	1286.4605	45.8	46.762496	0.9624960000000016	20250131_220250UTC_V00OS11.WAV
V	46.25	1042.7062750000002	1299.9977250000004	45.7625	46.7375	0.9749999999999944	20250131_220250UTC_V00OS11.WAV
V	40.2937496	934.377275	1313.543725	40.0499996	40.5374996	0.4874999999999971	20250131_220250UTC_V00OS11.WAV