Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	46.537496	0.0	162.49999999999972	46.449996	46.624996	0.1749999999999971	20250413_102235UTC_V00OS11.WAV
H	55.825	284.37272500000006	514.5812750000001	55.712500000000006	55.9375	0.2249999999999943	20250413_102235UTC_V00OS11.WAV