Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	35.35	203.12272500000017	717.7062750000002	35.050000000000004	35.65	0.5999999999999943	20250220_065050UTC_V00OS11.WAV
E	39.387496	270.8312749999999	609.372725	39.024996	39.749996	0.7249999999999943	20250220_065050UTC_V00OS11.WAV