Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	50.287496	0.0022750000003526	176.04372500000034	50.099996	50.474996	0.375	20250130_165050UTC_V00OS11.WAV
O	51.693752	13.54372500000035	162.50227500000034	51.462502	51.925002000000006	0.4625000000000057	20250130_165050UTC_V00OS11.WAV