Model: DR820 & TN850 Price economic and similar or better quality compared with OEM toner cartridge & drum Professional After-salers service,One-Year Waranty; Shelf Time: 18M No leakage& Parcel packed well & drum & Toner cartridge installed easily & No black spot or smudge 100 percent new parts(new shell, new OPC, new rollers, new carbon powder) Page Yield:Up to 8,000 Pages for toner , 30,000 Pages for drum at 5% Coverage Quantity:2PK TN850 Toner + 1PK DR820 Drum Suitable for Brother DCP-L5500DN DCP-L5600DN DCP-L5650DN DCP-L6600DW; Suitable for Brother HL-L5000D HL-L5100DN HL-L5200DW HL-L5200DWT HL-L6200DW HL-L6200DWT HL-L6250DW HL-L6300DW HL-L6400DW HL-L6400DWT; Suitable for Brother MFC-L5700DW MFC-L5800DW MFC-L5850DW MFC-L5900DW MFC-L6700DW MFC-L6750DW MFC-L6800DW MFC-L6900DW