The genuine black Oki 01290801 toner cartridge works with your laser printer to produce fast, easy and affordable output. Featuring a single cartridge system with combined toner and drum units, this original Oki 01290801 printer cartridge provides hassle-free maintenance. Designed to print crisp black text or graphics, this black Oki 1290801 toner is the ideal office accessory, delivering professional quality prints from start to finish. Oki 1290801 toner is specially formulated in a chemical process that reduces particle size to around one-tenth the size of traditional toner. The resultant text and images are produced with finer lines and crisper characters for a superior print finish. This black Oki 01290801 fax toner is easy to install or replace and has a capacity of approximately 2,000 pages for a low cost-per-page.