Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	30.643752	0.0	189.5812750000001	30.562502	30.725002	0.1625000000000014	20250413_052835UTC_V00OS11.WAV
E	31.193752	230.2104999999998	880.2104999999998	30.925002	31.462502	0.5375000000000014	20250413_052835UTC_V00OS11.WAV
E	46.112504	230.20725	988.54275	45.850004	46.375004	0.5250000000000057	20250413_052835UTC_V00OS11.WAV