Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	31.268752	406.24772499999983	555.2062749999998	30.537504	32.0	1.4624960000000016	20250201_055050UTC_V00OS11.WAV
V	53.1	1137.5000000000002	1340.6250000000002	52.975	53.225	0.25	20250201_055050UTC_V00OS11.WAV
F	49.743752	2505.20725	3669.79275	49.475002	50.012502	0.5374999999999943	20250201_055050UTC_V00OS11.WAV