Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	34.606248	243.74772499999995	839.581275	34.349998	34.862498	0.5125000000000028	20250215_104450UTC_V00OS11.WAV
D	18.175	81.25	934.375	17.962500000000002	18.3875	0.4249999999999971	20250215_104450UTC_V00OS11.WAV