D D A | 71 dB

C B C | 69 dB

e c A | 69 dB

B C A | 71 dB XL

C B C | 71 dB XL

D D A | 67 dB

C C A | 73 dB XL

C C A | 72 dB

C B C | 71 dB XL

E B C | 72 dB