Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	52.387496	257.2894999999999	419.7894999999999	52.049996	52.724996	0.6749999999999972	20250421_041635UTC_V00OS11.WAV
T	3.8	379.1667749999998	514.5832249999999	2.9375	4.6625	1.7249999999999996	20250421_041635UTC_V00OS11.WAV