Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	44.456248	121.87499999999972	243.7499999999997	43.949996	44.962500000000006	1.012504000000007	20250214_173250UTC_V00OS11.WAV
H	15.193752	135.4187249999999	284.37727499999994	14.387504	16.0	1.6124960000000002	20250214_173250UTC_V00OS11.WAV