Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	8.4687504	257.2937250000002	609.3772750000002	8.1250004	8.8125004	0.6875	20250311_234417UTC_V00OS11.WAV
E	39.112504	338.5437250000001	609.377275	38.675004	39.550004	0.875	20250311_234417UTC_V00OS11.WAV