Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	40.887496	392.7082250000002	541.6667750000001	39.999996	41.774996	1.7750000000000057	20250130_195050UTC_V00OS11.WAV
T	47.118752	392.7105000000004	595.8355000000004	46.2875	47.950004	1.6625039999999984	20250130_195050UTC_V00OS11.WAV