Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
V	15.087504	3913.543725	4509.377275	14.837504	15.337504	0.5	20250222_203250UTC_V00OS11.WAV
T	33.631248	379.1687250000001	568.752275	32.725	34.537496	1.812495999999996	20250222_203250UTC_V00OS11.WAV
T	27.8	379.1644999999998	582.2894999999999	26.8	28.8	2.0	20250222_203250UTC_V00OS11.WAV