Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	41.237496	0.0022750000003526	176.04372500000034	41.149996	41.324996	0.1749999999999971	20250415_194035UTC_V00OS11.WAV
V	51.562496	284.37174999999974	1083.3322499999997	51.374996	51.749996	0.375	20250415_194035UTC_V00OS11.WAV
D	51.568752	243.7467500000002	1083.3322500000002	51.375002	51.762502000000005	0.3875000000000028	20250415_194035UTC_V00OS11.WAV