RT DR660-BK DR-630 DR-660 Black Drum Unit (Toner Sold Separately) for Brother HL-L2300 HL-L2320 HL-L2340 HL-L2360 HL-L2380 RT DR660 DRUM UNIT ONLY, Toner Cartridge Sold Separately Replacement for OEM #: Brother DR660 / DR-660 (TN630 / TN-630) Yield: 30,000 pages based on 5% coverage For use in Brother Printers: HL-L2300D / HL-L2320D / HL-L2340DW / HL-L2360DW / HL-L2380DW LIFETIME WARRANTY: we always honor our warranty, even if the Amazon return window has closed