Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
V	48.5125	1002.0822499999998	1922.91775	48.375	48.650000000000006	0.2750000000000057	20250411_042835UTC_V00OS11.WAV
V	49.206248	961.4582250000002	1313.541775	49.074998	49.337498	0.2625000000000028	20250411_042835UTC_V00OS11.WAV
E	38.45	311.4562749999996	528.1227249999996	37.85	39.05	1.2000000000000028	20250411_042835UTC_V00OS11.WAV
U	38.437504	324.9977249999996	514.5812749999997	37.800004	39.075004	1.2750000000000057	20250411_042835UTC_V00OS11.WAV
C	37.475	40.62825000000032	1963.5427500000003	37.2375	37.7125	0.4749999999999943	20250411_042835UTC_V00OS11.WAV
B	45.662496	961.4562750000003	1178.1227250000004	45.587496	45.737496	0.1500000000000056	20250411_042835UTC_V00OS11.WAV