Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	12.531248	0.0022750000003526	176.04372500000034	12.449998	12.612498	0.1625000000000014	20250417_221035UTC_V00OS11.WAV
O	42.437504	203.12727499999988	419.793725	41.912504	42.962504	1.0499999999999972	20250417_221035UTC_V00OS11.WAV