Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
A	45.687504	0.0	148.95627499999978	45.475004	45.900004	0.4249999999999971	20250417_175235UTC_V00OS11.WAV
B	29.743752	0.0022750000003526	176.04372500000034	29.662502	29.825002	0.1625000000000014	20250417_175235UTC_V00OS11.WAV