Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	4.837504	473.9582249999999	622.9167749999999	4.175004	5.500004	1.3249999999999993	20250222_163250UTC_V00OS11.WAV
U	4.762496	1340.622725	1570.8312749999998	4.087496	5.437495999999999	1.3499999999999996	20250222_163250UTC_V00OS11.WAV
"B"""	20.206248	230.20822500000017	501.04177500000014	20.112498	20.299998	0.1875	20250222_163250UTC_V00OS11.WAV