Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
A	18.343752	0.0	162.49999999999972	18.025002	18.662502	0.6375000000000028	20250222_050250UTC_V00OS11.WAV
U	39.637496	1327.0855	1530.2105	39.274996	39.999996	0.7249999999999943	20250222_050250UTC_V00OS11.WAV