Monochrome Laser Yield value: 15.000 Corporate CartridgesDriven by our commitment to corporate social responsibility and guided by the principles of zero waste and the circular economy, Lexmarks A4 CS/CX and MS/MX Corporate Cartridges further advance the sustainability innovations delivered by the Unison toner print system. Its life cycle occurs entirely in the EU - from production to use to recovery and back again - providing social and environmental benefits to the local economy.UnisonTonerEssential to Lexmark print system performance, UnisonToner's unique formulation consistently delivers outstanding image quality, ensures long-life print system reliability and promotes superior sustainability -- all in an innovative shake-free print system.Lexmark Cartridge Collection ProgrammeGoing green has never been easier. Recycle all your used Lexmark supplies by letting us take care of the details. Its simple, smart and always free.High YieldMaximise your savings and enjoy premium qual