Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	20.4	148.95822499999983	541.6667749999998	20.1375	20.6625	0.5249999999999986	20250422_153435UTC_V00OS11.WAV
E	14.631248	446.8749999999999	649.9999999999999	14.15	15.112496	0.9624960000000016	20250422_153435UTC_V00OS11.WAV
T	14.618752	473.956275	609.372725	14.1	15.137504	1.0375039999999984	20250422_153435UTC_V00OS11.WAV