Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
A	52.487504	40.622724999999946	230.20627499999995	52.112504	52.862504	0.75	20250419_162235UTC_V00OS11.WAV
O	18.693752	4387.5	4550.0	18.175	19.212504	1.0375039999999984	20250419_162235UTC_V00OS11.WAV
"B"""	11.631248	0.0	189.5812750000001	11.524998	11.737498	0.2124999999999985	20250419_162235UTC_V00OS11.WAV
B	11.637504	0.0022750000003526	176.04372500000034	11.550004	11.725004	0.1750000000000007	20250419_162235UTC_V00OS11.WAV