Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	27.293752	216.6687250000002	446.87727500000017	27.012502	27.575002	0.5625	20250211_153250UTC_V00OS11.WAV
T	49.643752	365.622725	514.5812749999999	49.025004	50.2625	1.237495999999993	20250211_153250UTC_V00OS11.WAV
O	55.487504	311.45822499999974	460.4167749999997	55.062504	55.912504	0.8499999999999943	20250211_153250UTC_V00OS11.WAV