Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	28.168752	40.62825000000038	744.7927500000003	27.962502	28.375002	0.4125000000000014	20250215_164450UTC_V00OS11.WAV
D	35.806248	0.0	880.2072499999999	35.487497999999995	36.124998	0.6375000000000028	20250215_164450UTC_V00OS11.WAV
D	20.481248	5430.20725	6432.29275	20.237498	20.724998	0.4874999999999971	20250215_164450UTC_V00OS11.WAV