A
B
68 dB
A
B
69 dB
A
B
68 dB
A
B
68 dB
A
B
69 dB
A
B
69 dB
A
B
A
B
A
B
69 dB
A
B
69 dB
A
B
68 dB
A
B
69 dB
A
B
66 dB
A
B
A
B
69 dB
B
A
B
A
70 dB
A
B
66 dB
A
B
66 dB
B
A
69 dB