Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	35.787496	392.7082250000002	541.6667750000001	35.049996	36.524996	1.4749999999999943	20250418_142835UTC_V00OS11.WAV
T	21.45	473.9562750000002	649.9977250000002	20.575	22.325	1.75	20250418_142835UTC_V00OS11.WAV