Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P	54.4	81.25000000000014	243.7500000000001	53.9	54.9	1.0	20250412_010435UTC_V00OS11.WAV
P'	43.775	67.7105000000002	189.5855000000002	43.4125	44.1375	0.7249999999999943	20250412_010435UTC_V00OS11.WAV
B	41.95	0.0022750000003526	176.04372500000034	41.8625	42.0375	0.1749999999999971	20250412_010435UTC_V00OS11.WAV
E	45.181248	311.4582250000003	541.6667750000003	44.724996	45.6375	0.9125039999999984	20250412_010435UTC_V00OS11.WAV