Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	45.95	54.166775000000285	189.58322500000028	45.4875	46.4125	0.9249999999999972	20250220_213850UTC_V00OS11.WAV
T	40.6812496	419.7937249999999	609.3772749999999	40.0000016	41.3624976	1.362495999999993	20250220_213850UTC_V00OS11.WAV
T	16.6937504	433.333225	582.291775	15.9999984	17.3875024	1.3875039999999998	20250220_213850UTC_V00OS11.WAV