Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	18.95	0.0022750000000684	135.41872500000005	18.8625	19.0375	0.1749999999999971	20250222_150850UTC_V00OS11.WAV
T	40.868752	433.3312750000001	568.7477250000001	40.0375	41.700004	1.6625039999999984	20250222_150850UTC_V00OS11.WAV
T	35.031248	446.877275	582.2937249999999	34.125	35.937496	1.812495999999996	20250222_150850UTC_V00OS11.WAV