Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	13.562496	324.99999999999983	568.7499999999998	12.949996	14.174996	1.2250000000000014	20250309_165017UTC_V00OS11.WAV
T	13.593752	365.62500000000017	568.7500000000002	12.9	14.287504	1.3875039999999998	20250309_165017UTC_V00OS11.WAV