Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	1.512504	392.7082250000002	541.6667750000001	0.7875040000000001	2.237504	1.4499999999999995	20250312_130817UTC_V00OS11.WAV
B	47.637496	0.0	148.95627499999978	47.549996	47.724996	0.1749999999999971	20250312_130817UTC_V00OS11.WAV
B	15.643752	0.0	148.95627499999978	15.562502	15.725002	0.1625000000000014	20250312_130817UTC_V00OS11.WAV