C
A
69 dB
C
A
69 dB
C
A
69 dB
C
A
C
A
69 dB
C
A
D
C
69 dB
C
A
C
A
69 dB
C
C
69 dB
C
A
71 dB
A
B
67 dB
C
A
C
C
C
71 dB
C
A
71 dB
C
C
C
B
72 dB
C
C
69 dB
C
B
A
B
A
B
67 dB
B
B
67 dB
C
B
72 dB