The Zebra GK420d direct thermal printer offers the best value in a basic desktop printer, featuring a fast 5 inches per second print speed to meet your low to medium volume printing requirements. The GK420d has a sleek and compact design, boasts the smallest footprint in a 4-inch desktop printer, and supports a variety of applications and industries.; The GK420d comes standard with EPL and ZPL programming languages, and dual connectivity (USB, serial) for easy integration into existing systems. Well-suited to any industry, the reliable GK420d desktop printer is a smart investment that's always a perfect fit.