Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	50.856248	365.6272750000003	704.1687250000002	50.474998	51.237498	0.7625000000000028	20250205_195650UTC_V00OS11.WAV
E	46.787496	284.3749999999997	690.6249999999998	46.399996	47.174996	0.7750000000000057	20250205_195650UTC_V00OS11.WAV