Package Content : 2 DR730 drum unit (note: toner cartridges not included) Compatible Models: DR730 Drum for Brother DCP-8110dn, DCP-8150dn, DCP-8155dn, DCP-8250dn, HL-5440d, HL-5450dn, HL-5450dnt, HL-5470dw, HL-5470dwt, HL-6180dw, HL-6180dwt, MFC-8510dn, MFC-8520dn, MFC-8710dw, MFC-8810dw, MFC-8910dw, MFC-8950dw, MFC-8950dwt Printer Page Yield : UP to 12,000 pages per each DR730 Drum (at 5% coverage of A4 paper) Reliable quality : All of our DR730 2 pack undergoes rigorous quality inspection and testing to ensure premium print colors, and uses the latest chips to ensure the printer's recognition efficiency. After-Sale Service : We are committed to providing our customers with excellent customer service, if you have any questions during the process, please do not hesitate to contact us!