Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	51.193752	257.2937250000002	406.25227500000017	50.862502000000006	51.525002	0.6624999999999943	20250416_053435UTC_V00OS11.WAV
O	9.281248	230.2105000000004	352.0855000000004	8.424999999999999	10.137496	1.7124960000000016	20250416_053435UTC_V00OS11.WAV
P	9.281248	216.6644999999998	338.5394999999998	8.424999999999999	10.137496	1.7124960000000016	20250416_053435UTC_V00OS11.WAV
O	27.656248	243.7522750000002	419.7937250000002	26.9125	28.399996	1.4874960000000002	20250416_053435UTC_V00OS11.WAV