Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
U	13.931248	162.5022750000002	297.9187250000002	13.2625	14.599996	1.3374960000000016	20250423_184635UTC_V00OS11.WAV
O	13.943752	135.4187249999999	284.37727499999994	13.275004	14.6125	1.3374960000000016	20250423_184635UTC_V00OS11.WAV