Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	28.187504	148.9582250000002	785.4167750000001	27.987504	28.387504	0.3999999999999986	20250208_111450UTC_V00OS11.WAV
D	26.187504	148.9572500000001	988.54275	26.000004	26.375004	0.375	20250208_111450UTC_V00OS11.WAV