This imaging kit works optimally with Unison toner. The unique composition of Unison toner delivers consistently high image quality, ensures longevity and reliability of the printing system and ensures unique sustainability - all in an innovative "shake-free" printing system - and is therefore essential for the performance of the Lexmark printing system. Benefits A new dimension in longevity. Outstanding performance and maximum capacity for a real investment in more efficiency - and in the future of your company. Optimal interaction Original Lexmark consumables are designed to work optimally with your Lexmark printer and deliver excellent print quality from the first to the last page. Lexmark print cartridge return program Environmentally conscious printing has never been easier. Recycle all your empty Lexmark consumables by leaving the details to us - simple, intelligent and free of charge.