E-Z Ink (TM) Compatible Toner Cartridge Replacement for Dell P7RMX 593-BBKD PVTHG High Yield (2 Black) Compatible with E310 E514dw E515dn E515dw Laser Printer Brand: E-Z ink Page Yield: 2,600 pages per toner cartridge All cartridges are manufactured in an ISO 9001 certified facility All cartridges contain high quality ink that is engineered to produce superb results All products covered by a 100% satisfaction guarantee and 1 year warranty