... compliant green products "lead free initiative"4, Protect the keypad's legends5, Multicolored key tops6, Silicone rubber keypads for ... , laser 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 ...