Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	51.331248	419.7937249999999	609.3772749999999	50.650000000000006	52.012496	1.362495999999993	20250207_105650UTC_V00OS11.WAV
E	22.493752	297.9167749999997	677.0832249999997	22.212502	22.775002	0.5625	20250207_105650UTC_V00OS11.WAV