Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	31.5	365.6272749999998	541.6687249999998	31.0125	31.9875	0.9750000000000014	20250210_002650UTC_V00OS11.WAV
A	3.706248	40.6272750000002	216.6687250000002	3.362498	4.049998	0.6875000000000004	20250210_002650UTC_V00OS11.WAV
A	51.05	40.62500000000029	203.12500000000028	50.45	51.65	1.2000000000000028	20250210_002650UTC_V00OS11.WAV
U	55.012496	392.7082249999997	582.2917749999997	54.462496	55.562496	1.0999999999999943	20250210_002650UTC_V00OS11.WAV