Return Program toner cartridge delivers dependable performance page after page, year after year. Extra high-yield cartridge is designed for use with Lexmark C792DE, C792DHE, C792DTE and C792E. Lexmark Return Program Cartridges are sold at a discount, versus 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. Cartridge generates up to 20,000 standard pages.