Package Contents: 2-Pack Black DR820 Drum Unit. Compatible Printer Models: DCP-L5500DN Printer DCP-L5600DN Printer DCP-L5650DN Printer MFC-L6700DW Printer MFC-L6750DW Printer MFC-L5700DW Printer MFC-L5800DW Printer MFC-L5900DW Printer MFC-L6800DW Printer MFC-L6900DW Printer HL-L6200DW/DWT Printer HL-L6250DW Printer HL-L6300DW Printer HL-L6400DW/DWT Printer HL-L5000D Printer HL-L5100DN Printer HL-L5200DW/DWT Printer Latest Upgraded Chip: Adapt to the latest upgraded chips that can be quickly identified, ensure a hundred percent compatibility and reliability, and provide a lasting printing experience with excellent performance! Printing Performance: LVELIMIT DR820 Drum Units are made of high-quality carbon powder nano-level manufacturing process, with firm fixing, high blackness, non-toxic and harmless, bringing users a good experience. Aftersales and Warranty: If any of our items are defective, guaranteed money back; reach us via: 1. “Order List” -> Click “Contact Seller”. 2. Click the store name link under “Add to Cart”-> Click “Ask a question”.