Laser - 25000 Pages - Black - 1 EachReturn Program toner cartridge is designed for use with Lexmark X651DE, X652DE, X654DE, X656DE, X656DTE, X658DE, X658DFE, X658DME, X658DTE, X658DTFE and X658DTME. Lexmark Return Program Cartridges are sold at a discount, vs. the prices of regular cartridges, in exchange for the customer's agreement to use the cartridge only once and return it only to Lexmark for remanufacturing or recycling.Listing and template services provided by inkFrog