Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
U	9.468752	880.206275	1015.622725	8.675004	10.2625	1.5874960000000016	20250423_162235UTC_V00OS11.WAV
"B"""	0.6375	0.0	189.5812750000001	0.5625	0.7124999999999999	0.1499999999999999	20250423_162235UTC_V00OS11.WAV