Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	23.475	419.79177500000014	717.7082250000001	22.975	23.975	1.0	20250211_183250UTC_V00OS11.WAV
E	9.875	365.6227249999996	677.0812749999997	9.3625	10.3875	1.0249999999999986	20250211_183250UTC_V00OS11.WAV
E	37.006248	297.91872499999994	731.2522749999998	36.437496	37.575	1.137504000000007	20250211_183250UTC_V00OS11.WAV