... etching, back-lighted, hard/epoxy coating keypads8, Keypad surface with transparent spraying coating, PU coating9, Smooth and hard touch ... for a backlit effect16, Rubber keypad with colored key tops17, Key tops can be molded with various colors to have legend appearance18 ... different sizes21, Available in epoxy coating or spray-painted with colored keys upon request22, Silicone keypads can be used for ...