Exceptional black & white printing with Brother toners. A cartridge that yields an optimal number of pages for efficient & economical printing jobs. All components are manufactured with original materials. High-quality is what you'll experience in each cartridge. All genuine Brother printer supplies are designed as part of an entire printing system to provide a superior degree of quality. Genuine Brother toner is delicately balanced to provide even flow & toner distribution. Device Types: Laser Printer; Color(s): Black; Page-Yield: 3,500; Supply Type: Toner.