Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	27.106248	270.83322499999974	501.0417749999997	26.637496	27.575	0.937503999999997	20250420_211635UTC_V00OS11.WAV
E	54.862504	257.2937250000001	487.50227500000005	54.375004	55.350004	0.9749999999999944	20250420_211635UTC_V00OS11.WAV
O	17.875	216.6687249999998	487.5022749999998	17.65	18.1	0.4500000000000028	20250420_211635UTC_V00OS11.WAV
P'	13.125	297.9145000000001	501.0395000000001	12.6	13.65	1.0500000000000007	20250420_211635UTC_V00OS11.WAV
E	13.125	297.9145000000001	501.0395000000001	12.6	13.65	1.0500000000000007	20250420_211635UTC_V00OS11.WAV
O	41.956248	257.2937250000002	406.25227500000017	41.649998	42.262498	0.6124999999999972	20250420_211635UTC_V00OS11.WAV
E	44.693752	230.21050000000008	514.5855000000001	44.1875	45.20000400000001	1.012504000000007	20250420_211635UTC_V00OS11.WAV
P'	41.0	270.8332250000002	460.41677500000014	40.55	41.45	0.9000000000000057	20250420_211635UTC_V00OS11.WAV