Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	30.75	0.0022750000003526	176.04372500000034	30.6625	30.8375	0.1749999999999971	20250312_141417UTC_V00OS11.WAV
B	19.231248	0.0	162.49999999999972	19.149998	19.312498	0.1625000000000014	20250312_141417UTC_V00OS11.WAV
D	44.45	5606.25	6500.0	44.2375	44.6625	0.4249999999999971	20250312_141417UTC_V00OS11.WAV
B	8.2375	0.0	162.49999999999972	8.162500000000001	8.3125	0.1499999999999985	20250312_141417UTC_V00OS11.WAV