Choose compatible MX-B42 series toner cartridges for the best savings around. Purchasing LD compatible toner is an excellent way to save money without sacrificing print quality. The use of LD brand MX-B42 series cartridges does not void the printer warranty. LD toner cartridges are not manufactured or remanufactured by Sharp. All Sharp MX-B42 series toner options have a page yield of 20,000* and are backed by a 100% Quality Satisfaction Guarantee. There's nothing to lose!