ZD621 DESKTOP PRINTERS
| product | Desktop Printer |
| Resolution | 203 dpi/8 dots per mm 300 dpi/12 dots per mm (optional) |
| Memory | 512 MB Flash; 256 MB SDRAM 64 MB user available non-volatile memory 8 MB user available SDRAM |
| Maximum Print Width | 4.09 in./104 mm for 203 dpi 4.27 in./108 mm for 300 dpi |
| Maximum Print Speed | 8 in./203 mm per second (203 dpi) 6 in./152 mm per second (300 dpi) |
| Media Sensors | Full width, moveable reflective/black mark sensor; multi-position transmissive/gap sensor |
| Firmware | ZPL II; EPL 2; XML; ZBI; PDF Direct |
