Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
U	7.118752	473.956275	609.372725	6.425	7.812504	1.3875039999999998	20250209_095650UTC_V00OS11.WAV
U	2.068752	446.872725	636.456275	1.4125039999999998	2.725	1.3124960000000003	20250209_095650UTC_V00OS11.WAV
T	7.125	473.956275	609.372725	6.4375	7.8125	1.375	20250209_095650UTC_V00OS11.WAV
T	12.3	473.9582249999999	622.9167749999999	11.575	13.025	1.4499999999999993	20250209_095650UTC_V00OS11.WAV