Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	50.156248	135.4145000000001	257.2895000000001	49.699996	50.6125	0.9125039999999984	20250420_182835UTC_V00OS11.WAV
U	53.937504	189.58322500000017	338.54177500000014	53.000004	54.875004	1.875	20250420_182835UTC_V00OS11.WAV
T	53.943752	189.58322500000017	338.54177500000014	53.0	54.88750400000001	1.887504000000007	20250420_182835UTC_V00OS11.WAV
O	48.2	121.875	284.375	48.0125	48.3875	0.375	20250420_182835UTC_V00OS11.WAV
O	53.918752	176.0395000000002	338.5395000000002	53.012504	54.825	1.812495999999996	20250420_182835UTC_V00OS11.WAV
B	3.15	0.0	189.5812750000001	3.075	3.225	0.1500000000000003	20250420_182835UTC_V00OS11.WAV
T	41.393752	189.5812750000002	324.9977250000002	40.5	42.287504	1.7875039999999984	20250420_182835UTC_V00OS11.WAV
H	41.381248	176.04372499999977	325.00227499999977	40.549996	42.2125	1.6625039999999984	20250420_182835UTC_V00OS11.WAV
T	47.343752	203.12500000000017	325.00000000000017	46.687504	48.0	1.312495999999996	20250420_182835UTC_V00OS11.WAV