Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
U	45.125	704.1667750000001	839.5832250000001	44.575	45.675	1.0999999999999943	20250211_103850UTC_V00OS11.WAV
E	29.925	148.96050000000025	920.8355000000004	29.75	30.1	0.3500000000000014	20250211_103850UTC_V00OS11.WAV