Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
U	14.643752	920.833225	1110.416775	13.55	15.737504	2.187504000000001	20250423_022835UTC_V00OS11.WAV
F	36.856248	5998.958224999999	6499.999675	36.649998	37.062498	0.4124999999999943	20250423_022835UTC_V00OS11.WAV