Our remanufactured Oki 43979202 toner cartridges are produced using recycled components and high quality compatible components where necessary. This mix of old and new results in a Oki 43979202 cartridge that is environmentally friendly, efficient and cost effective. The compatible toner powder within our remanufactured Oki 43979202 toners has been formulated to fuse at the same temperature as the original for comparable print quality. When buying a remanufactured Oki B440dn you can be assured of the same 7,000 page yield and compatibility with all the same printers, as a brand new Oki toner.