Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P	47.543752	94.78950000000025	216.66450000000023	47.0875	48.000004	0.9125039999999984	20250415_145235UTC_V00OS11.WAV
H	55.031248	81.24772500000023	230.20627500000023	54.5875	55.474996	0.8874959999999987	20250415_145235UTC_V00OS11.WAV