User Manual
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Frames Alto Audio Sunglasses
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CARE AND MAINTENANCE
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ENG
SERIAL AND REFERENCE NUMBER L
OCA
TIONS
The serial number is located on the inner left t
emple, and the r
efer
ence number is
located on the inner right t
emple.
Serial number
Refer
ence number
1
...
...
20
21
22
23
24
25
...
26