Top Dog Compatible Replacement for Brother DR360 Drum Unit (12,000 Yield) for use with Brother HL-2170W Brother MFC-7340 Brother MFC-7345N Brother MFC-7440N Brother MFC-7840W Brother DCP-7030 Brother DCP-7040 Printers COMPATIBILITY LIST: Brother DCP-7030, Brother DCP-7040, Brother HL-2140, Brother HL-2170W, Brother MFC-7340, Brother MFC-7345N, Brother MFC-7440N, Brother MFC-7840W PAGE YIELD: 12,000 Pages based on 5% coverage of Letter/A4 WARRANTY: Lifetime/100% Satisfaction Guarantee, 24/7 Customer Support PRODUCT TYPE: Alternative Replacement for OEM DR-360 Drum Unit PACKAGING: 1x Drum Unit