Premium replacement keyboard designed specifically for Asus ZenBook 14 models including UX431, U4500F, X431, V431, S431, and S4500 Silver. Features backlit keys with US layout for enhanced visibility in low-light conditions. Direct fit replacement with NSK-WRCBN 9Z specifications ensures perfect compatibility and seamless installation. High-quality construction delivers responsive typing and durability. Restore your laptop's keyboard functionality with this authentic, precision-engineered component.