Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	54.768752	311.4605000000001	636.4605000000001	54.400002	55.137502	0.7374999999999972	20250130_001450UTC_V00OS11.WAV
E	46.656248	297.9167749999997	677.0832249999997	46.337498	46.974998	0.6375000000000028	20250130_001450UTC_V00OS11.WAV
E	42.65	352.08322499999974	622.9167749999997	42.25	43.05	0.7999999999999972	20250130_001450UTC_V00OS11.WAV