ZD6A042-D21F00EZ - Zebra ZD621 Barcode Printer | The ZPS Store
Zebra ZD621: ZD6A042-D0EF00EZ - Thermal Printer Support
Amazon.com : ZEBRA ZD621 Thermal Transfer Desktop Printer 300 dpi Print Width 4 inch USB Serial Ethernet Connectivity ZD6A043-301F00EZ, Requires Thermal Ribbon for Use : Office Products
Amazon.com : ZEBRA ZD621 Thermal Transfer Desktop Printer 203 dpi Print Width 4-inch USB Serial Ethernet ZD6A042-301F00EZ : Office Products