Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
F	7.737504	13.542750000000185	1056.2532500000002	7.562504000000001	7.912504	0.3499999999999996	20250421_112235UTC_V00OS11.WAV
"B"""	1.431248	0.0	162.49999999999972	1.349998	1.512498	0.1625000000000001	20250421_112235UTC_V00OS11.WAV