Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	20.631248	473.9582249999999	622.9167749999999	19.787496	21.475	1.687503999999997	20250203_051450UTC_V00OS11.WAV
T	43.806248	406.24772500000006	595.8312750000001	42.775	44.837496	2.062495999999996	20250203_051450UTC_V00OS11.WAV