Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	39.037496	473.9582249999996	704.1667749999997	38.074996	39.999996	1.9249999999999967	20250219_202050UTC_V00OS11.WAV
T	3.068752	514.5812749999998	649.9977249999997	2.400004	3.7375	1.3374959999999998	20250219_202050UTC_V00OS11.WAV