This remanufactured Brother imaging pack includes both a TN3170BK and DR3100 and offers the same high quality and durability of the original Brother units but at a saving to you and the environment. Trained professionals have replaced all worn parts and the toner cartridge has been refilled with high quality toner powder comparable to the Brother original TN3170. The remanufactured Brother TN3170 is the high capacity version of the TN3130 and is designed to print 7,000 pages whilst the remanufactured Brother DR3100 has a page yield of 25,000 pages.