Designed for accurate pairing between printer and cartridge the original Lexmark C540A1KG black return program toner cartridge, means that this product will produce consistent high resolution, high quality prints every time. The Lexmark C540A1KG offers a cost effective way of printing without compromising on quality. With a high page yield and the promise of a brand you can trust the original Lexmark C540A1KG black return program toner cartridge will prove to be the perfect cartridge for any business or domestic use.