Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	37.825	40.62174999999962	798.9572499999997	37.587500000000006	38.0625	0.4749999999999943	20250221_024450UTC_V00OS11.WAV
E	26.756248	338.53949999999975	826.0394999999997	26.462498	27.049998	0.5874999999999986	20250221_024450UTC_V00OS11.WAV