Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P	40.7625	54.16449999999965	176.03949999999963	40.05	41.475	1.4249999999999972	20250212_202650UTC_V00OS11.WAV
O	47.581248	284.37500000000017	446.87500000000017	47.1625	47.999996	0.8374960000000016	20250212_202650UTC_V00OS11.WAV