Honeywell (formerly Datamax-O'Neil), M-Class Mark II Series - model: M-4206, Compact Desktop Thermal Transfer Industrial Barcode Label Printer (4.25in print width, 203 dpi, 6 ips, 16MB Ram / 8MB Flash, serial (RS-232) / parallel / USB communication, with fixed media hanger, real time clock (RTC) and internal rewind, includes power supply (220 volts, AC) and power cord (US)) - direct replacement for part number: KB2-00-48400007