Zebra GK420t, 203dpi, DT/TT, RS232, USB, Parallel, EPL&ZPL, Euro and UK Power Cords. Print technology: Direct thermal / Thermal transfer, Maximum resolution: 203 x 203 DPI, Print speed: 127 mm/sec. Supported paper width: 104 mm. Connectivity technology: Wired. Product colour: Grey.  The Zebra enhanced GK420t thermal transfer 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 GK420t has a sleek and compact design, boasts the easiest ribbon loading system on the market, and supports a variety of applications and industries. Specifications Warranty Limited Warranty 1 Year Fonts & Emulation Language Emulation EPL ZPL XML Interfaces/Ports USB Yes Serial Port Yes Parallel Port Yes Memory Flash Memory 4 MB Standard Memory 8 MB Memory Technology SDRAM Media Types & Handling Media Thickness 190.5 µm Maximum Roll Diameter 127 mm Media Type Black Mark Continuous Label ...