Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	47.356248	148.9572500000001	853.12175	47.062498	47.649998	0.5875000000000057	20250312_010217UTC_V00OS11.WAV
D	48.375	216.66872500000028	853.1272750000003	48.175	48.575	0.4000000000000057	20250312_010217UTC_V00OS11.WAV
I	30.468752	338.5437250000002	731.2522750000003	30.100002000000003	30.837502	0.7374999999999972	20250312_010217UTC_V00OS11.WAV