Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
V	30.262496	406.25	812.5	30.024996	30.499996	0.4750000000000014	20250130_021450UTC_V00OS11.WAV
E	30.256248	406.2522750000004	785.4187250000003	30.012498	30.499998	0.4874999999999971	20250130_021450UTC_V00OS11.WAV