Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	43.481248	270.83322499999986	419.7917749999998	42.575	44.387496	1.812495999999996	20250420_054635UTC_V00OS11.WAV
P	43.5	270.83322499999986	419.7917749999998	42.6	44.4	1.7999999999999972	20250420_054635UTC_V00OS11.WAV
"B"""	26.681248	270.8354999999998	433.3354999999998	26.075	27.287496	1.2124960000000016	20250420_054635UTC_V00OS11.WAV
P	26.681248	284.37499999999983	406.24999999999983	25.9375	27.424996	1.4874960000000002	20250420_054635UTC_V00OS11.WAV
P	2.512504	270.8354999999998	433.3354999999998	1.687504	3.337504	1.65	20250420_054635UTC_V00OS11.WAV
P	50.512504	270.8354999999998	433.3354999999998	49.562504	51.462504	1.9000000000000057	20250420_054635UTC_V00OS11.WAV