Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P	44.4	243.7522749999999	379.1687249999999	43.625	45.175	1.5499999999999972	20250411_034635UTC_V00OS11.WAV
P	51.6	270.8355000000002	392.7105000000002	50.7875	52.4125	1.625	20250411_034635UTC_V00OS11.WAV
T	37.475	270.8332250000003	379.16677500000026	36.7	38.25	1.5499999999999972	20250411_034635UTC_V00OS11.WAV
O	37.493752	243.7522749999999	379.1687249999999	36.700004	38.2875	1.5874960000000016	20250411_034635UTC_V00OS11.WAV
T	39.525	325.0	487.5	39.1125	39.9375	0.8250000000000028	20250411_034635UTC_V00OS11.WAV
P	37.475	243.7522749999999	379.1687249999999	36.6875	38.2625	1.5750000000000028	20250411_034635UTC_V00OS11.WAV