E-Z Ink (TM) Compatible Drum Unit Replacement For Brother DR221CL (1 Black, 1 Cyan, 1 Magenta, 1 Yellow Drum Unit) Compatible With HL-3140CW HL-3170CDW MFC-9130CW MFC-9330CDW MFC-9340CDW Laser Printer E-Z Ink compatible drum units replacement for Brother DR221CL are manufactured in an ISO 9001 & ISO14001 certified facility. All drum units are engineered to produce superb results. Package Contents: 1 x User Guide, 1 x DR221 Black, 1 x DR225 Cyan, 1 x DR225 Magenta, 1 x DR225 Yellow (Total 4 Pack) Page Yield: 15,000 pages per drum unit ($0.001 / page ONLY, Save up to 70% compared to OEM drum unit) Compatible Printers: Brother HL-3140cw, HL-3170cdw, HL-3180CDW, MFC-9130cw, MFC-9330cdw, MFC-9340cdw, DCP-9020CDN Laser Printer. Warranty & Support: E-Z Ink toner cartridge comes with 2-Year 100% Quality Guarantee / Shelf life: 24 months. Please contact Manufacturer E-Z Ink directly for any questions  Technical support, customer support is always online for you.