Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	50.931248	325.0	690.625	50.662498	51.199998	0.5374999999999943	20250207_114450UTC_V00OS11.WAV
E	15.431248	352.0855000000004	636.4605000000004	14.924996	15.9375	1.0125039999999998	20250207_114450UTC_V00OS11.WAV
E	32.65	311.45822499999974	663.5417749999997	32.3	33.0	0.7000000000000028	20250207_114450UTC_V00OS11.WAV
E	40.95	297.9187250000001	650.002275	40.5375	41.3625	0.8250000000000028	20250207_114450UTC_V00OS11.WAV