Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
V	24.7125	1638.541775	2220.833225	24.475	24.95	0.4750000000000014	20250222_134450UTC_V00OS11.WAV
U	20.068752	419.7937249999999	609.3772749999999	18.9625	21.175004	2.2125040000000027	20250222_134450UTC_V00OS11.WAV
T	20.05	406.2522749999999	622.9187249999999	19.05	21.05	2.0	20250222_134450UTC_V00OS11.WAV