Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	20.825	0.0	162.49999999999972	20.75	20.9	0.1499999999999985	20250203_124450UTC_V00OS11.WAV
E	7.206248	162.4999999999999	934.375	7.049998	7.362498	0.3125	20250203_124450UTC_V00OS11.WAV
E	40.912504	216.66775	1002.08225	40.687504	41.137504	0.4500000000000028	20250203_124450UTC_V00OS11.WAV
D	8.5125	284.37500000000034	975.0000000000005	8.362499999999999	8.6625	0.3000000000000007	20250203_124450UTC_V00OS11.WAV