D
C
69 dB
C
A
71 dB
C
A
7 dB
D
C
69 dB
D
C
69 dB
C
C
A
70 dB
C
A
C
A
7 dB
C
A
7 dB
C
A
7 dB
D
C
69 dB
C
A
C
A
C
A
7 dB
C
A
7 dB
C
A
D
C
69 dB
C
A
C
A
7 dB
C
A
7 dB
D
C
6 dB
C
A
7 dB
D
C
6 dB