The 203dpi resolution CL-S621 model is ideal for retail, logistics and production. Uses either Direct thermal or Thermal transfer using a wide variety of ribbons to print on all media types. Internal power supply for reliability. Cross-emulation automatic language detection with both Zebra and Datamax emulations installed as standard. 360m ribbon capacity. Adjustable media sensor as standard with label gap and black mark sensing. Optional internal wireless LAN and ethernet interfaces. 2 year manufacturers warranty on Printer, 50kms or 6 months on printhead.