
The Zebra ZD421 is a thermal transfer label printer with 300 x 300 DPI resolution and a print speed of 102 mm/s. It features USB 2.0 and Bluetooth 5.0 connectivity for wired and wireless use. Equipped with 256 MB RAM and 512 MB flash memory, it supports label widths up to 10.8 cm and media thickness from 0.08 to 0.19 mm. The compact, grey design includes an LCD display and compatibility with Android and iOS devices.