Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
C	42.443752	4428.12175	5105.20725	42.275002	42.612502000000006	0.3375000000000057	20250213_233250UTC_V00OS11.WAV
D	52.081248	5714.584199999999	6499.9987	51.749998000000005	52.412498	0.6624999999999943	20250213_233250UTC_V00OS11.WAV