Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	12.2	216.66774999999967	961.4572499999996	11.6125	12.7875	1.1750000000000007	20250422_161035UTC_V00OS11.WAV
M	30.925	40.62272499999965	189.5812749999997	30.65	31.2	0.5499999999999972	20250422_161035UTC_V00OS11.WAV
O	30.931248	40.62500000000029	203.12500000000028	30.599998	31.262498	0.6625000000000014	20250422_161035UTC_V00OS11.WAV