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he Zebra GK model is your best value in a basic desktop thermal printer. Its enhanced performance delivers fast print speeds of up to 5 inches per second and fast first label out. USB and serial connectivity interfaces come standard, or use the ZebraNet® 10/100 Print Server option for distributed printing.
| Model | DT/TT | Print Width | Media Width | DPI | Speed | Max Roll ID | Core ID |
| GX420t | TT | 4.09" | .75" - 4.25" | 203 | 6 IPS | 5" | .5", 1", 1.5" |
| GX420d | DT/TT | 4.09" | .75" - 4.25" | 203 | 6 IPS | 5" | .5", 1", 1.5" |
| GX430t | DT/TT | 4.09" | .75" - 4.25" | 300 | 4 IPS | 5" | .5", 1", 1.5" |
