A
B
66 dB
A
B
66 dB
C
A
69 dB
E
A
69 dB
C
A
67 dB
A
B
66 dB
D
A
69 dB
A
B
C
A
69 dB
D
A
69 dB
C
A
69 dB
D
A
69 dB
C
A
70 dB
C
A
69 dB
D
A
70 dB
C
A
69 dB
D
A
69 dB
C
A
C
A