Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	7.668752	135.41775000000024	934.3782500000002	7.400002	7.937501999999999	0.5374999999999996	20250211_025050UTC_V00OS11.WAV
"B"""	27.593752	162.49772499999983	595.8312749999998	27.525002	27.662502	0.1375000000000028	20250211_025050UTC_V00OS11.WAV