Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
F	21.968752	135.41677499999986	758.3332249999999	21.850002000000003	22.087502	0.2374999999999971	20250217_044450UTC_V00OS11.WAV
F	52.693752	94.79177499999967	677.0832249999997	52.550002000000006	52.837502	0.2874999999999943	20250217_044450UTC_V00OS11.WAV