
28
18X0123456R
xxxx /
xxxx/xx
18X0123456R
xx
XXXXX/XXX
18X123456R
➊
➍
➏
➊
18: year manufactured
➋
X: facility code
where inrument was
manufactured
➌
Serial number
➍
L or R: left or right ear
inrument
➎
Manufacturer/Diributor
➏
Model
XXXXX XX
18X123456R
➍