24
Notes…on…Usage
…
■ High-quality…Earphone…with…Microphone…
(sample)
Part
Material
Surface…
treatment
Plug (metal part) CU, NI
-
Plug (outer
covering)
TPE
-
Cable
TPE
-
Switch
ABS
-
Earphone speaker
part
ABS
-
…
■ SIM…card…removal…tool…(sample)
Part
Material
Surface…
treatment
Unit
STS304
Barrel polishing
…
■ Clear…case…(sample)…
Part
Material
Surface…
treatment
Unit
TPU
-