A.50%~105%;115%B.50%~105%;105%C.80%~105%;115%D.80%~105%;105%
A.2.23VB.2.33VC.2.13VD.2.53V
A.55dB(A);60dB(A)B.50dB(A);60dB(A)C.55dB(A);65dB(A)D.50dB(A);65dB(A)