C
A
68 dB
C
A
69 dB
B
B
68 dB
C
A
69 dB
C
A
71 dB
C
A
73 dB
C
A
71 dB
C
A
71 dB
C
A
71 dB
C
A
71 dB
C
A
69 dB
C
A
71 dB
D
A
71 dB
C
A
70 dB
C
A
69 dB
C
A
71 dB
C
A
69 dB
C
A
69 dB
C
A
69 dB
C
A
71 dB
C
A
71 dB
A
71 dB
C
A
69 dB
C
A
71 dB