Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	12.037496	338.5394999999998	622.9144999999999	11.374996	12.699996	1.3249999999999993	20250210_072050UTC_V00OS11.WAV
H	12.031248	338.5394999999998	622.9144999999999	11.337496	12.725	1.3875039999999998	20250210_072050UTC_V00OS11.WAV
U	55.4	826.0417749999997	961.4582249999996	54.85	55.95	1.0999999999999943	20250210_072050UTC_V00OS11.WAV
T	53.156248	379.16677500000014	555.2082250000002	52.387496	53.925	1.5375039999999984	20250210_072050UTC_V00OS11.WAV
T	29.075	365.6227250000002	555.2062750000002	28.1375	30.0125	1.875	20250210_072050UTC_V00OS11.WAV
U	37.856248	866.6644999999996	988.5394999999996	37.3	38.412496	1.112495999999993	20250210_072050UTC_V00OS11.WAV