Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
U	21.45	880.2105000000003	1002.0855000000004	21.0375	21.8625	0.8250000000000028	20250213_142650UTC_V00OS11.WAV
T	19.668752	460.4167750000004	595.8332250000003	19.062504	20.275	1.2124960000000016	20250213_142650UTC_V00OS11.WAV
T	13.187504	406.25	609.375	12.550004	13.825004	1.2749999999999986	20250213_142650UTC_V00OS11.WAV
T	25.418752	433.3354999999999	595.8354999999999	24.6	26.237504	1.6375039999999998	20250213_142650UTC_V00OS11.WAV
T	5.818752	419.7937249999999	609.3772749999999	5.1125	6.525004	1.4125040000000002	20250213_142650UTC_V00OS11.WAV