Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
U	37.825	704.1644999999997	866.6644999999997	37.225	38.425	1.2000000000000028	20250411_042235UTC_V00OS11.WAV
D	33.368752	216.66774999999967	961.4572499999996	33.175002	33.562502	0.3875000000000028	20250411_042235UTC_V00OS11.WAV
T	53.15	352.0854999999998	555.2104999999998	52.2875	54.0125	1.7249999999999943	20250411_042235UTC_V00OS11.WAV
O	45.525	284.37727500000005	460.4187250000001	44.5875	46.4625	1.875	20250411_042235UTC_V00OS11.WAV
U	40.875	907.2937250000004	1096.8772750000005	40.0625	41.6875	1.625	20250411_042235UTC_V00OS11.WAV