C
A
68 dB
D
A
70 dB
D
A
70 dB
C
A
68 dB
C
A
67 dB
C
A
68 dB
D
A
70 dB
C
A
69 dB
C
A
67 dB
D
A
70 dB
C
A
70 dB
C
A
69 dB
C
A
69 dB
C
A
69 dB
D
A
70 dB
C
A
68 dB
C
A
68 dB
D
A
69 dB
C
A
68 dB
C
A
68 dB
C
A
68 dB
C
A
69 dB
C
A
69 dB
C
A
68 dB