... spray coating, laser etching, back-lighted, hard/epoxy coating keypadsKeypad surface with transparent spraying coating, PU ... and hard touch feelingAutomatic potting process to add resin on each key topCombination of PC and rubber ... ContactInk Printing, Carbon PillFinish Matt or Gloss PU Coating,Epoxy Resin Coating, ectApplicationsMobile Phones, Remote Controllers, Scanners, etcSpecificationROHS ...