Zebra LP-2844/GK420d/GC420d/ZD420/ZD421d Direct Thermal Printer
File:Overview of label printer COM and USB connector of Zebra GK420d in Michle, Prague.jpg - Wikimedia Commons
Zebra GK420d Direct Thermal Desktop Printer Print Width of 4 in USB Serial and Parallel Port Connectivity GK42-202510-000 GK42-202510-000 | Fast Server Corp. www.srvfast.com
Amazon.com : ZEBRA GK420d Direct Thermal Desktop Monochrome Printer Print Width of 4 in USB Serial and Parallel Port Connectivity GK42-202510-000 : Label Makers : Office Products