Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	22.106248	148.9582249999998	744.7917749999999	21.849998	22.362498	0.5125000000000028	20250417_082235UTC_V00OS11.WAV
C	34.437504	54.16774999999996	961.45725	34.312504	34.562504	0.25	20250417_082235UTC_V00OS11.WAV