Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	55.387496	379.16677500000014	555.2082250000002	54.774996	55.999996	1.2249999999999943	20250414_135835UTC_V00OS11.WAV
O	48.4	379.16677500000014	555.2082250000002	48.0	48.8	0.7999999999999972	20250414_135835UTC_V00OS11.WAV
T	48.3937504	392.7082250000002	541.6667750000001	48.0250004	48.7625004	0.7374999999999972	20250414_135835UTC_V00OS11.WAV
F	7.756248	0.0	568.7499999999998	7.587498	7.924998	0.3375000000000003	20250414_135835UTC_V00OS11.WAV