Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	47.762496	67.70822500000025	582.2917750000004	47.524996	47.999996	0.4749999999999943	20250222_023250UTC_V00OS11.WAV
E	17.481248	121.87272499999978	636.4562749999998	17.224998	17.737498000000002	0.5125000000000028	20250222_023250UTC_V00OS11.WAV
E	21.256248	311.45627500000023	609.3727250000002	20.8375	21.674996	0.8374960000000016	20250222_023250UTC_V00OS11.WAV