Compatible With:

- B4550 Digital Mono Printer.
- B4550n Digital Mono Printer.
- B4600 Digital Mono Printer.
- B4600n Black Digital Mono Printer w/PostScript 3.
- B4600n Digital Mono Printer.
- B4600n Digital Mono Printer w/PostScript 3.
- B4400 Digital Mono Printer.
- B4400n Digital Mono Printer.
- B4500 Digital Mono Printer.
- B4500n Digital Mono Printer.