Zebra ZT421 Industrial Direct Thermal/Thermal Transfer Printer - Monochrome - Label Print - Ethernet - USB - USB Host - Serial - Bluetooth - Near Field Communication (NFC) - EU, UK - 4.3" LCD Display Screen - Real Time Clock - 45" Print Length - 6.60" Print Width - 12.01 in/s Mono - 300 dpi - 7.01" Label Width - EPL, ZPL, EZPL, ZPL II Emulation - For PC: