Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	31.687504	297.91775	1056.25325	31.400004	31.975004	0.5750000000000028	20250220_130250UTC_V00OS11.WAV
D	44.037496	81.24674999999962	961.4572499999996	43.849996	44.224996	0.375	20250220_130250UTC_V00OS11.WAV