The Roland FF 640 Versa Express features the most advanced print head in the market today and uses Eco Sol MAX 2 inks, impressive print quality and speed. The RF 640 is a 64-inch wide-format digital printer designed to offer unsurpassed performance in highly demanding production environments. The print head is CMYKKYMC mirrored to eliminate chromatic banding. The Roland Versa Express RF 640 also features Ethernet connectivity and comes with a 2-Year warranty.