Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P	17.875	54.16872499999977	243.75227499999977	17.0875	18.6625	1.5750000000000028	20250307_133817UTC_V00OS11.WAV
O	54.693752	67.71049999999977	230.21049999999977	53.900004	55.4875	1.5874960000000016	20250307_133817UTC_V00OS11.WAV