E-Z Ink (TM) Compatible Black Toner Replacement For Samsung 109 MLT-D109S (2 Toners) Compatible With SCX-4300 Printer Brand: E-Z ink Page Yield: 2,000 pages per toner cartridge. All toner cartridges are manufactured in an ISO 9001 certified facility All toner cartridges are engineered to produce superb results All products covered by a 100% satisfaction guarantee and 1 year warranty