Printronix T6E2X4, 8 dots/mm (203 dpi), USB, RS232, Ethernet
Printronix T83X4, 12 dots/mm (300 dpi), peeler, rewind, USB, RS232, Ethernet, GPIO
Printronix T6E3R6, 12 dots/mm (300 dpi), RFID, USB, RS232, Ethernet
TSC DH220E, USB only, 8 dots/mm (203 dpi), RTC, USB, kit (USB)