Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	49.318752	54.166775000000285	189.58322500000028	48.662504000000006	49.975	1.312495999999996	20250414_084035UTC_V00OS11.WAV
T	16.7375	324.9999999999997	446.8749999999997	16.0	17.475	1.4750000000000014	20250414_084035UTC_V00OS11.WAV