Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	15.468752	54.16775000000007	893.7532500000001	15.187502	15.750002	0.5625	20250418_051035UTC_V00OS11.WAV
D	13.368752	27.085500000000422	961.4605000000004	13.100002	13.637502	0.5375000000000014	20250418_051035UTC_V00OS11.WAV
C	28.212504	67.70724999999999	947.91775	27.987504	28.437504	0.4500000000000028	20250418_051035UTC_V00OS11.WAV
D	26.918752	40.62500000000006	975.0	26.662502	27.175002000000003	0.5125000000000028	20250418_051035UTC_V00OS11.WAV
D	24.375	67.70724999999982	893.7467499999998	24.0875	24.6625	0.5750000000000028	20250418_051035UTC_V00OS11.WAV