Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	29.35	284.3749999999999	1015.625	29.1125	29.5875	0.4750000000000014	20250208_044450UTC_V00OS11.WAV
D	48.6812496	162.4999999999999	934.375	48.4749996	48.8874996	0.4124999999999943	20250208_044450UTC_V00OS11.WAV