Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	48.1062504	40.62727499999976	257.29372499999977	48.0125004	48.2000004	0.1875	20250412_032235UTC_V00OS11.WAV
"B"""	39.643752	0.0022750000003526	176.04372500000034	39.562502	39.725002	0.1624999999999943	20250412_032235UTC_V00OS11.WAV
O	44.537496	40.622724999999946	230.20627499999995	44.274996	44.799996	0.5250000000000057	20250412_032235UTC_V00OS11.WAV