Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	52.081248	54.16449999999995	216.66449999999995	51.525000000000006	52.637496	1.112495999999993	20250224_202050UTC_V00OS11.WAV
U	43.825	717.7105	839.5855	43.25	44.400000000000006	1.1500000000000057	20250224_202050UTC_V00OS11.WAV
A	41.481248	27.085500000000195	230.2105000000002	41.099998	41.862498	0.7625000000000028	20250224_202050UTC_V00OS11.WAV