Eathtek Replacement Keyboard For Dell Inspiron 15 3521 3537 15R 5521 5537 Latitude 3540 Vostro 2521 series Black US Layout, Compatible with part number NSK-DY0SW 0WVTGR Compatible Model Numbers: Dell Inspiron 15 3521 3537 15R 5521 5537 Latitude 3540 Vostro 2521 Compatible Part Numbers: NSK-DY0SW 0WVTGR Replacement and high quality,Replace your faulty, cracked or broken keyboard Each keyboard is tested before shipping All pictures are taken from the real item, please check carefully before bidding.